You can't watch continuing education on your mobile phone. You can connect the mobile phone to the computer, read the video file through the computer, and observe whether it plays normally, thus eliminating the problem of whether it is the source file. If only the downloaded video can't be played, it may be a browser problem. It is recommended to try downloading from other websites.

Weihai professional and technical personnel's continuing education network platform app is the mobile phone client of Weihai professional and technical personnel's continuing education platform, which pushes a lot of course knowledge, and students can find the needed dry goods knowledge online for learning.