According to official website of Shenzhen University, every dormitory in Shenzhen University is equipped with bedstead and mattress to ensure the rest quality of students. Mattresses are usually of standard size and should be replaced and cleaned regularly to keep them hygienic and comfortable. Students can also choose different types of mattresses according to their own needs, such as hardness and material. These facilities are designed to provide students with a safe, comfortable and beneficial environment for study and rest.