A four-person graduate student in Dali University cannot live in a dormitory. There are four rooms in the dormitory of Dali University. The doorbed is old and the space is large enough. Everyone has a separate desk wardrobe (going to bed and getting off the table) and a separate bathroom. There is little solar hot water on cloudy days, and there are public bathhouses and water heaters downstairs. Dali University, referred to as "PolyU", is located in Dali City, Dali Bai Autonomous Prefecture, Yunnan Province, and has been selected as a pilot university in the "Excellent Doctoral Education and Training Program" of the Ministry of Education. It is a comprehensive undergraduate school with the advantages of medicine, pharmacy, education and biology, featuring ethnology and art, multidisciplinary integration and multi-level coordinated development.