1. Team building: the ability needs to be improved; 2. Project completion: the demand spreads, and the timing is not well controlled; 3. Productization: lack of awareness; 4. Technical aspects: effective integration is required; 5. Business aspects: the familiarity is not high; 6. Technical exchange; 7. Document quality; 8. Coding Specifications. Improvement measures and suggestions 1. Product: perfect function; 2. Project: Cooperate with acceptance and collection requirements to prepare for product upgrade; 3. Ability: Active learning technology; 4. Attitude: listen more, think more, do more. suggestion: 1. Unified coding standard; 2. Establish a public resource library. Work Plan