1. Overview of the talent training program for network integrated wiring professional skills
The network integrated cabling professional skills talent training program aims to cultivate professionals with comprehensive skills and knowledge in the design, installation and maintenance of integrated cabling systems. Here's an overview:
Training objectives: To cultivate professionals with the theoretical foundation and practical skills of integrated wiring systems, who can independently complete the design, installation and maintenance of integrated wiring systems. Cultivate students with the ability to solve practical problems, teamwork skills and innovative consciousness, and adapt to the requirements of the development and application of integrated wiring system technology.
Curriculum: Design-related courses, including basic knowledge of integrated wiring systems, network communication principles, cable and optical fiber wiring technology, network equipment configuration, system maintenance and troubleshooting, etc. At the same time, students are encouraged to participate in practical projects to strengthen the cultivation of practical operation ability and project management ability.
Practical teaching: Provide laboratories and training venues to simulate a real integrated wiring system environment, allowing students to conduct actual wiring design, cable connection, equipment configuration and troubleshooting exercises. Practical teaching can familiarize students with various tools and equipment and develop their practical and problem-solving abilities.
Teaching staff construction: Establish a high-level teaching team, including teachers and industry experts with rich practical experience and educational background. Teachers should have professional knowledge and skills in the field of integrated cabling systems and be able to teach relevant courses and guide students in practical operations.
Internship training: Arrange students to conduct corporate internships or practical training, personally participate in the design, implementation and maintenance of integrated wiring systems in real projects, and understand the actual needs and work processes of the industry. Internship training can provide students with opportunities to connect with the actual work environment and cultivate their professional qualities and practical abilities.
Events and competitions: Guide students to participate in competitions and competitions related to integrated wiring, such as skills competitions, innovative design competitions, etc. By participating in competitions, students can hone their skills, showcase their talents, and communicate and share technology with other peers.
Continuous learning and development: Encourage students to continue learning and track industry developments, and cultivate lifelong learning habits and abilities. Provide opportunities for further study and continuing education to allow students to continuously improve their professional qualities and skills.
In addition, it emphasizes the cultivation of students' comprehensive qualities and abilities, including communication skills, teamwork skills, innovative thinking and problem-solving skills, etc. The integrated wiring professional skills talent training program should be combined with industry and market needs, and constantly updated and adjusted to adapt to the rapidly developing technology and industry requirements.
2. Introduction to the talent training program for network integrated cabling professional skills
Premises Distributed System (PDS) is an integrated universal transmission system that uses twisted pairs or optical cables to transmit information within buildings and parks. It can connect telephones, computers, conference televisions, surveillance televisions, etc. Structured information transfer system for devices. PDS uses standard twisted-pair wires and optical fibers to support high-speed data transmission. PDS uses a physical hierarchical star topology, building block, modular design, and follows unified standards to make centralized management of the system possible. It also prevents the failure, modification, or addition or deletion of one information point from affecting other information points, making installation, Maintenance, upgrades and expansions are all very convenient and cost-saving.
The integrated cabling training room is a practical place specially used to train students or technicians to learn and practice network integrated cabling skills. The following is a brief introduction to a training room:
2.1 Construction goals
The construction goal of the training room for network integrated wiring professional skills personnel is to provide students with a practical and simulated learning environment to improve their practical ability and skill level in the design, installation and maintenance of integrated wiring systems. The following are some goals for the construction of the training room:
Simulate real scenarios: The training room should be able to simulate real network cabling system installation and maintenance scenarios, including network architectures and application scenarios of different scales. By simulating real-life scenarios, students can be exposed to actual problems and challenges and improve their problem-solving abilities and skills.
Provide complete equipment: The training room should be equipped with the latest equipment and tools related to the integrated wiring system, such as network switches, routers, optical fiber equipment, cable equipment, testing instruments, etc. Students can improve their application ability in real work through hands-on operation and practice with these devices.
Diversified practical projects: The training room should provide a variety of practical projects of different levels and complexity, covering different aspects of the integrated wiring system, such as network design, cable routing, equipment installation and troubleshooting, etc. Through the practice of different projects, students can gradually improve their technical level and practical ability.
Safety and reliability: The construction of the training room needs to pay attention to safety and reliability to ensure the safety of students during the training process. Safety measures and equipment guarantees allow students to learn and practice with confidence in practice and cultivate their awareness of complying with relevant safety regulations and operating procedures.
Practical guidance and counseling: The training room should have professional teachers or training instructors to provide practical guidance and counseling to help students master correct operating methods and technical points. They can guide students through hands-on operations and provide timely feedback and guidance to help students refine their skills and enhance their learning.
Comprehensive experiments and projects: the training room can design and carry out some comprehensive experiments or projects, such as network wiring scheme design, network troubleshooting and repair, performance optimization, etc. These experiments and projects can provide comprehensive ability development, allowing students to apply the acquired knowledge and skills to real situations, and develop problem-solving and project management abilities.
Through the construction of the training room, students can carry out systematic practical operations in a safe and real environment, and improve their practical ability and application level in the professional skills of network integrated wiring. This will provide better adaptability to their needs and challenges in actual work and improve the quality and efficiency of the integrated cabling system. The construction of the training room will also help the college cooperate with enterprises to establish a practical teaching base and provide students with more practical training opportunities and industry practical experience.
2.2 Construction ideas
The construction idea of the training room for network integrated cabling professional skills training includes the following aspects: First, determine the location and scale of the training room to ensure that it can accommodate enough students for training. Secondly, select appropriate equipment and tools, such as optical fibers, network cables, switches, etc., to meet the needs of practical training. Next, when designing the layout and decoration of the training room, consider the comfort of the students and the convenience of operation. In addition, detailed training plans and curriculum must be developed to ensure that students can systematically master the skills and knowledge of integrated wiring. Finally, professional teachers and instructors are equipped to provide rich training resources and support to ensure the effective operation of the training room and the learning effect of the students.
2.3 Practical training content
The Network Integrated Cabling Professional Skills Training Training Room is a place dedicated to training and practice. Its main training contents include:
1. Network wiring practice: Students can learn to design and lay out the wiring structures of different types of networks, understand different wiring standards and specifications, and perform actual wiring operations by themselves. This will help them understand how to effectively build network infrastructure in real-world environments.
2. Data center cabling: This part of the training content focuses on the planning and practice of data center cabling. Participants will learn about data cabinet layout, data cable management and power distribution, and master wiring techniques through practical operations.
3. Optical fiber wiring experiment: In this part, students will learn the theoretical knowledge about optical fiber wiring and practical skills such as how to install, connect and test optical fibers. They will have the opportunity to use different types of fiber optic equipment and become familiar with different fiber optic interfaces and standards.
4. Wall-mounted wiring practice: This practical training content focuses on the installation and debugging of wall-mounted wiring. Participants will learn techniques for selecting appropriate wall mounts, connecting various devices, and managing cabling to ensure the reliability and efficiency of the cabling system.
Through these practical contents, students will be able to fully understand the principles, standards and technical requirements of integrated wiring, master the key elements in the wiring design and construction process, and improve their practical operation capabilities and technical level.
2.4 Expected results
1. To improve students' practical ability: The training room for training talents with professional skills in network integrated cabling provides a real simulation environment, where students can carry out practical operations such as wiring scheme design, equipment installation and troubleshooting. Through practical training, students will be familiar with the use of various cables and connectors, master wiring principles and techniques, and improve their ability to solve practical problems.
2. Promote students' innovative thinking: There are various types of integrated wiring projects in the training room, and students can design schemes and implement wiring according to their needs. This autonomous learning environment can cultivate students' innovative thinking ability, stimulate their imagination and creativity, continuously explore and improve in practice, and enhance their problem-solving ability.
3. Enhance students' sense of teamwork: The training room for the training of professional skills in network cabling is not a project that can be completed by one person, but requires teamwork to complete. During the practical training process, students need to divide work and cooperate with each other to solve problems together. Through interaction and communication with classmates, students' team awareness is strengthened, they learn to collaborate and communicate effectively, and cultivate a good team spirit.
4. Increase employment competitiveness: With the rapid development of information technology, integrated wiring technology has been widely used in various industries. Graduates with certain practical experience in comprehensive wiring are more likely to stand out in the job market, and students with relevant skills are more favored by employers. The training room for network integrated wiring professional skills personnel training provides a high-quality training platform to help students improve their integrated wiring skills and increase their employment competitiveness.
3. Composition of the network integrated cabling professional skills talent training training room
The existing relatively complete network integrated wiring professional skills talent training training room generally needs to have three parts: basic theoretical knowledge learning part, basic skills training part and engineering project practice part. The basic theoretical knowledge learning part provides various materials, images, videos, samples, etc. to present the basic knowledge and product displays involved in integrated wiring system engineering; the basic skills training part mainly provides students with knowledge of various wiring products through practical training devices. Basic skills training for basic installation and operation. The engineering practice part is divided into actual engineering teaching and simulated engineering teaching. Compared with the internship-type teaching of actual engineering, simulated engineering practical teaching is for students in a simulated wiring engineering environment that has been in-depth designed. Provide all-round training in the design, management, and installation of various subsystems and routing involved in wiring engineering.
3.1 LCD touch screen copper cable training device
Product model: WZ-DCTP1-131
Product introduction:
The integrated wiring LCD touch screen copper cable training device is the core equipment of the network integrated wiring professional skills training room. The core components are a 7-inch LCD touch screen network test training device and a 7-inch LCD touch screen network termination training device. , 4 groups of RJ45 tests, 48 groups of termination tests, the LCD device adopts an embedded operating system; the LCD touch screen displays cable crossover, reverse connection, short circuit, open circuit and other faults, through the network integrated wiring engineering wiring teaching and training system V1.0 It can detect the continuity of copper cables; it is equipped with network wiring devices, voice wiring devices, cable management devices, and data exchange devices, and can conduct basic link training and permanent link or channel training; the training equipment is based on typical work tasks and Key skills training, specially designed for teaching and practical training, simulating typical engineering tasks, floor installation, vertical operation, stable and practical.
Practical training function:
1) Various shielded and unshielded network jumper production and test training. It can simultaneously measure the electrical connection performance of each core of 4 shielded or unshielded RJ45 network jumpers, including Category 3, Category 5, Category 5e, Category 6 and other network jumpers. It can also measure the electrical connection performance of each core of 2 shielded and 2 unshielded RJ45 network jumpers at the same time.
2) Various shielded and unshielded network crystal connectors, network modules, and network patch panel termination principles and skills training.
3) Practical training on the construction and testing skills of various shielded permanent links and unshielded permanent links.
4) Conduct practical training on the termination principles and skills of the 110-type communication jumper frame and five pairs of connection blocks.
5) Conduct practical training on the termination principles and skills of 25 pairs of large-pair cables.
6) Carry out 25 pairs of large logarithm cable permanent link building and testing skills training.
7) Columns and top hats have practical training functions for pipe wiring and installation of network information sockets.
3.2 LCD touch screen optical cable training device
Product model: WZ-DCFC1-231
Product introduction:
The integrated wiring LCD touch screen optical cable training device is the core equipment of the network integrated wiring professional skills training room. The core components are a 7-inch LCD touch screen optical fiber test training device and a 7-inch LCD touch screen network test training device, which can The 7-inch LCD touch screen accurately displays the attenuation value of the fiber under test in real time, and also has icons to display the on-off status of the fiber under test; it is equipped with four fiber optic couplers, SC, ST, FC, and LC, and 10 different fiber jumpers. and link wiring, termination, continuity test functions; equipped with a 48-port optical fiber distribution box (ODF), a 12-port SC+12-port ST combined optical fiber distribution frame, and a variety of optical fiber information sockets, which can build multiple Route a variety of complex optical fiber links, conduct optical fiber splicing and cold splicing training, and optical fiber communication engineering construction, installation and testing training; according to typical work tasks and key skills training, specially designed for teaching and training, simulating typical projects Task, floor installation, vertical operation, stable and practical.
Practical training function:
1) The device can conduct optical cable wiring and splicing training, and optical fiber performance testing training
2) Two optical fiber distribution frames can be connected to each other for fusion splicing operation training, and can also be connected to other optical fiber distribution frames for fusion splicing operation training. Can install both outdoor and indoor optical cables
3) Be able to carry out practical training on identification of optical fibers and optical cables, practical training on identification of optical fiber splicing tools, practical training on optical fiber splicing operations, practical training on disassembly and assembly of optical fiber terminals, optical distribution frames and cabinets, and practical training on fiber disk operations.
4) The 7-inch LCD touch screen can be used to display the test results. While accurately displaying the attenuation value of the tested fiber in real time, there are also icons to display the on-off status of the tested fiber. It supports 850nm, 980 nm, 1310 nm, and 1550 nm Four fiber wavelength options to detect and test fiber patch cord attenuation and continuity
5) Fiber patch cord connection operation training, multi-mode fiber performance testing training, single-mode fiber performance testing training
6) The open rack column has the function of bridge wiring training and the function of installing network sockets
7) The columns on both sides of the equipment have preset threading holes, which can realize the simulated training function of PVC pipe/steel pipe hidden threading.
8) Combined with other Weizhong training equipment, it can build a platform for various network links and test links for practical training.
3.3 Comprehensive training platform
Product model: WZ-TSM-1-04
Product introduction:
Integrated wiring engineering training simulation wall is the core equipment of the network integrated wiring professional skills training room. It is used to simulate engineering project teaching and carry out integrated wiring system work area subsystem, horizontal subsystem, management room subsystem and vertical subsystem. , equipment room subsystem, building group subsystem, entrance and exit subsystem design, completion point statistics table, system diagram, construction drawing, port correspondence table, material table, budget table, construction schedule and other work task teaching and training.
Features:
1) The training device is a national patent product, modular design, can be combined arbitrarily, bulky, beautiful and beautiful, suitable for installation in various classrooms.
2) The training device is an all-steel structure with a modular design that can be combined freely for easy expansion and disassembly. It has no rivets and can be installed without drilling holes in the wall. It has preset screw holes for installing various network equipment and through-wall wiring. hole, dust-free operation, highlighting the training of engineering technology principles.
3) It can simulate the key technical training of each subsystem of the integrated wiring project.
4) It can carry out thousands of wiring routing designs and training operations, and the training consistency is good.
5) Be able to carry out training on the installation and wiring of various wire slots or bridges in various ways.
6) Be able to carry out the installation and wiring training of various wiring tubes with surface or concealed installation.
7) Can guarantee >10,000 times of practical training.
8) Each corner area simulates a three-story structure, supporting 3 cabinets and simulating 3 wiring subsystems.
9) Cross, E-shaped, and T-shaped connection layouts can be used, which has the highest classroom utilization rate, the highest equipment utilization rate, the highest cost performance, the most practical training methods, the best lighting, and convenient management.
Practical training function:
1) It can simulate the design and operation of various integrated wiring routes, and has the functions of integrated wiring engineering technology design, practical training, display, testing, and assessment platform.
2) Be able to carry out installation and wiring training of various wire pipes and trunkings with surface installation or concealed installation.
3) It can simulate the three-story building structure, combined with supporting cabinets, and simulate the real engineering environment of the seven subsystems of the integrated wiring system.
4) Combined with other training equipment of Weizhong, it can simulate all kinds of twisted pairs, indoor and outdoor optical fiber laying, link and termination test training.
5) It has the display function of integrated wiring vertical system, horizontal subsystem, work area subsystem, equipment room subsystem, etc.
6) It can be extended to various training platforms such as intelligent management system and electrical engineering technology.
3.4 Integrated wiring 3D simulation training platform
Product model: WZ-3DTPV1-V1.0
1. The software platform needs to adopt C/S network architecture, and the whole system needs to be built on the basis of real engineering;
2. It is necessary to use the 3D virtual Unity platform to simulate or restore all the integrated wiring projects in reality to construct a virtual 3D three-dimensional engineering scene;
3. The software needs to be able to simulate part of the implementation of the integrated wiring project. And provide supporting text and audio explanations for the scene equipment information and scene business information in the actual engineering simulation process;
4. The software must meet the 3D display method of virtual display technology (non-Flash method), including functions such as fast one-click switching of specific business scenarios, fast one-click correspondence of topology maps, etc., and use keyboard arrow keys and mouse to control 3D scenes. Viewing angles and equipment enable operations such as zooming in/out, panning up, down, left, and right, and rotating at any angle;
5. The software must use 3D interactive technology to support users in updating global text, dynamic text materials, and voice navigation in the background;
6. The software should at least include basic knowledge modules, project practice modules, basic skills modules, product warehouse modules, etc.
3.5 Fiber fusion splicer
Product model: WZ-280G
1) Color LCD display, observe the optical fiber in X-axis and Y-axis direction at the same time;
2) The fiber magnification is large, and the fiber core is clearly visible;
3) Multiple core alignment methods: core alignment, cladding alignment, manual alignment;
4) The welding time is 9 seconds, and the heating time is 30 seconds;
5) Rich operating interface, personalized and intelligent menu design;
6) Deep recessed windproof cover can be connected under strong wind of 15m/s;
7) Can operate at an altitude of 5,000 meters to ensure welding quality in plateau areas;
8) Under typical conditions, it can operate 300 times.
3.6 Fiber Fusion Toolbox
Product model: WZ-TC1-01
1) It needs to use aluminum plate shell and arc profile, with special molded lining fixing tools inside, which is reliable and easy to access;
2) Can be used for complete teaching, competitions and practical training of optical fiber hot melting;
3. The toolbox contains at least: 1 double-port optical fiber wire stripper; 1 Luo Pinghan; 1 Kevlar scissors; 1 cable loose tube stripper; 1 wire cutter (7 inches); 1 pair of mouth pliers (6 inches); 1 adjustable wrench (8 inches); 1 pair of optical cable core cutting pliers; 1 set of 18-piece combination screwdriver; 1 enhanced toolbox; 1 optical cable horizontal stripping knife; precision clocks and watches 1 set of screwdriver set; 1 new alcohol pump with lock; 1 brush for blowing balloons and cleaning; 1 high-brightness flashlight; 1 precision camera; 1 practical electrician knife; 1 3.5-meter tape measure; 1 stick.
3.7 Fiber cold splicing tool box
Product model: WZ-TC1-02
1. It needs to use aluminum plate shell and arc profile, and there is a special forming lining fixing tool inside, which is reliable and easy to access;
2. It can be used for a full set of teaching, competitions and practical training of optical fiber cold splicing and wiring;
3. The tool box contains at least: 1 set of red light pens for optical power meters; 1 set of cutting knives; 1 tool box; 1 double-port Miller pliers; 1 leather wire stripper; 1 set of guide rails; alcohol pump 1 piece; 1 set of storage box; 1 set of knife adjustment tool; 1 pair of Kevlar scissors; 1 pair of vise; 1 pair of diagonal pliers; 1 red pen case.
3.8 Copper Cable Toolbox
Product model: WZ-TC1-03
1. It needs to use aluminum plate shell and arc profile, and there is a special forming lining fixing tool inside, which is reliable and easy to access;
2. It can be used for a full set of integrated wiring teaching, competitions, and practical training;
3. The tool box contains at least: 1 vise; 1 diagonal pliers; 1 needle nose pliers; 1 utility knife; 1 pipe cutting knife; 1 wire trough shears; 1 pipe bender; 3 meters of steel 1 ruler; 1 flat screwdriver; 1 Phillips screwdriver; 1 wire stripper; 1 wire pliers; 1 five pairs of wire pliers; 1 continuity tester; 1 6.9V battery; cable stripping 1 pair of wire pliers; 1 pair of dual-purpose network crimping pliers.
3.9 Herringbone ladder
Product model: domestic customization
1. The unfolded size shall not be less than 157 cm in height, 83 cm in width and 52.5 cm in length;
2. The storage size shall not exceed 166 cm in height, 52.5 cm in width, and 5 cm in length;
3. The product must bear at least 150 kg;
4. Need to use soft rubber anti-slip handrails, the handrails are lengthened, safe for climbing, and the software handrails have a comfortable grip to prevent slipping;
5. It needs to be connected by metal pedals, and the pedals and brackets are connected by metal instead of plastic, which is more stable and durable;
6. A cross-reinforced bracket is needed on the back to improve stability, and a reinforced crossbar is added on the front to double the stability;
7. A soft horseshoe rubber cover is required, which will not damage the floor. There are anti-slip grooves at the bottom for safe use.
3.10 Pipe storage rack
Product model: domestic customization
1. The size of the table should not be less than 4 cm high, 52.5 cm wide, and 83 cm long;
2. The size of the column shall not be less than 75 mm high, 35 mm wide, and 0.8 mm thick;
3. The size of the beam shall not be less than 60 mm high, 40 mm wide, and 0.8 mm thick;
4. The color must be white;
5. It is necessary to use C-shaped channel steel, P-shaped steel pipe, and 0.4 mm cold-rolled steel plate for the laminate;
6. Each layer of tiles can bear at least 150~200 kg;
7. It can be freely adjusted up and down and installed with butterfly holes;
8. There needs to be a clamp on the beam, which is directly clamped into the butterfly hole of the column. No screws are required for installation.
3.11 Operation console
Product model: domestic customization
1. The dimensions are at least 0.8 meters high, 0.6 meters wide and 1.2 meters long;
2. The countertop needs to be a 50mm composite countertop, the upper layer is made of 3mm polymer rubber, and the base material is density board, which is made of glued and hot-pressed and can bear 1,000 kilograms;
3. The steel frame part needs to be made of Baosteel high-quality cold-rolled plate with a thickness of 1.5 mm and 6 bends. The cross beams have reserved holes for fixed cabinets and wall cabinets to facilitate installation and use. The steel frame has reserved 5-hole socket holes;
4. The surface of the steel frame needs to be electrostatically sprayed with epoxy resin. The coating has strong adhesion, is corrosion-resistant, is smooth and delicate, and is not easy to fall off;
5. Adjustment feet need to be installed at the bottom to facilitate unevenness problems caused by uneven ground.
4. Rendering of the network integrated cabling professional skills talent training training room
5. The value of the construction plan of the training room for training professional talents in network integrated cabling
5.1 Professional teaching support
Practical teaching: The practical training room provides students with practical opportunities so that they can apply what they have learned. Through the installation and maintenance of the integrated wiring system in the actual environment, students can consolidate theoretical knowledge, develop practical operation skills, and apply the knowledge they have learned to actual work scenarios.
Safety training: The installation and maintenance of the integrated wiring system has a direct impact on the reasonable wiring of the network and communication, equipment connection and power management. In the training room, students can get in touch with various network equipment, power wiring, etc., and learn relevant safety operation and maintenance measures, improve safety awareness and skills, and reduce potential risks and safety problems.
Technology updates: The technology of integrated cabling systems continues to develop and update, and new standards, protocols and technologies continue to emerge. Building a training room can provide students with a teaching environment that keeps pace with the times. By introducing the latest equipment and technology, students can understand the latest industry trends and technical requirements and maintain competitiveness.
Real-time problem troubleshooting and resolution: In the practical training room, students can face various practical problems, such as network failures, cable breaks, and equipment failures. Through practical operations and real-time feedback, students can develop problem-solving abilities and ways of thinking, and improve their proficiency in troubleshooting and solving problems.
Cooperation and teamwork: The installation and maintenance of integrated cabling systems usually require the cooperation of multiple people. The training room can provide students with opportunities for cooperation and collaboration, cultivate teamwork spirit, communication skills and leadership skills, and provide a foundation for cooperating with others in future work.
In short, the value of the construction plan for the installation and maintenance training room of the integrated wiring system lies in providing practical teaching opportunities, cultivating safety awareness and skills, keeping up with technological updates, improving problem troubleshooting and solving capabilities, and cultivating cooperation and team spirit. These values will provide strong support for students' career development and employment.
5.2 1+X authentication service
1+X There are three levels of professional skills for installation and maintenance of integrated cabling systems: primary, intermediate, and advanced.
【Elementary】: Engaged in the work preparation, project installation and debugging, troubleshooting and project testing of integrated wiring system (wiring subsystem) of residential buildings such as classrooms, dormitories, reading rooms, offices, meeting rooms, workshops, shops, hotels, small companies, etc. Acceptance and management work, etc., complete the comprehensive network wiring in the residence according to the requirements of the residential building integrated wiring system.
[Intermediate level]: Engage in work preparation, project installation and commissioning and Troubleshooting, project test acceptance and management, etc., and complete building network integrated wiring according to building integrated wiring system requirements.
[Advanced]: Engaged in integrated wiring systems of buildings such as universities, vocational colleges, primary and secondary schools, governments, terminal buildings, passenger stations, hospitals, factories, large companies (building group subsystems, trunk subsystems, wiring subsystems, New technology application) work preparation, project installation and commissioning and troubleshooting, project test acceptance and management, etc., according to the requirements of the integrated wiring system of the building complex, complete the integrated wiring of the building complex network.
5.3 Skills competition support
WorldSkills Competition Information Network Cabling Competition
One Belt One Road and BRICS Skills Development and Technological Innovation Competition----Network Integrated Cabling Competition
6. Construction list of training room for network integrated cabling professional skills training room
Construction list of training room for network integrated cabling professional skills talent training