Super fast download method:
Official website download: XSHELL - NetSarang Website 
https://www.xshell.com/zh/xshell/
Baidu network disk download:
Link: https://pan.baidu.com/s/1O7fKIyK7mlg5MZzRNwcYjw
Extraction code: 36yt
Official website download:
Enter the official website and click to download
Free authorization page
Fill in relevant information
last page
QQ mailbox receives the email and clicks the link
Click to start downloading
After downloading the installation package, double-click to install it.
The final installation is a free xshell version. Note that this is not for commercial use.