Zhangzhou Campus: Tan Kah Kee College of Xiamen University (used to be a freshman and a sophomore, but now all of them belong to Tan Kah Kee College, and undergraduates either go to Xiang 'an or stay at the headquarters)
Xiang' an campus: medical college, public health college, environmental ecology college and other science and engineering departments (there may be more departments in the future)
Siming campus is the headquarters: in addition to other departments in Xiang' an, there are also masters and doctors.
Haiyun Campus: Actually, it is not a campus. . Xiamen University has a teaching building in Haiyun District, which is the office area of the School of Mathematical Sciences and the School of Software, as well as several teaching buildings (usually advanced mathematics and English classes). . There is also a Haiyun student apartment, which comes from the headquarters and passes through the Furong Tunnel.
There will be a Malaysian branch in the future = =
Almost. . I hope it helps you. Welcome to Xiamen University!