It's different. Some people live in the headquarters, others live in Haiyun campus, and most graduate students live in Haiyun campus. It depends on your major. There are four rooms and two rooms. I heard that they were robbed, so you should pay attention. Personally, I think it's best to have a non-independent bathroom without cleaning ~ and if it's indoor, the water heater's electricity bill should be paid by itself ~
Different people spend money. If you are frugal, it will be about 400. If it is high, there is no upper limit. The consumption level in Xiamen is higher than that in other places. I don't think it's comparable to Shanghai, but it's comparable to Beijing.