Is the freshman dormitory in Cai Dong optional or by lottery?

If you can find someone you know, it would be great to transfer to a quadruple room. Generally speaking, boys are fours and girls are fours. Generally, there are a few four-person hospitals, most of which are six-person hospitals, and half of them are better. After freshman and sophomore, I live in a dormitory for six people, such as 10 international trade major. However, girls like accounting and finance should be prepared to live in a six-person bedroom. If they are from BCCI and Surrey, they will hardly sleep in a four-person bedroom. After all,