The following guide is for you or your participants, if you have problems joining in to a Zoom session from China.
Alternative URL to download Zoom desktop client
Download and install app from https://zoomcloud.cn/download.
No uninstall or log in, log out necessary.
...
- https://www.zoomus.cn
or - https://zoom.com.cn
or https://nus-sg.zoom.com.cn(no longer works)
No download is necessary for this experience and only requires Meeting ID, Name and password, if applicable.
Others:
Check your network and firewall settings