access_log - nginx abnormal access log

Question

It is found that there are a large number of access records of 118.194.41.180 in the access.log of Nginx on the server.
The client is a java program, and the target is accounts.ccb.com, as shown in the picture:

Excuse me, what does this mean? What does it mean? Thank you.

Answer 1

Bulk registration.
By the way, are you from China Construction Bank?

Answer 2

Typical simulation request, the purpose may be batch registration or brute force cracking