There are two websites for Japanese international proficiency test registration, one is Education Network, and the other is other websites. Please try them all.

Jlpt.etest.net.cn/index.do (other networks)

Jlpt.etest.edu.cn/index.do (educational network)

If the number of applicants is too large to get in, then you can only refresh your waiting. If you sign up, it is recommended not to go to the internet cafe near the school. . . . Because if everyone sits together and signs up ... it's hard to squeeze in. . . ? Using IE to log on to the registration website, it is best to enter this education jlpt.etest.edu.cn/index.do.