Four-person type and six-person type. According to the information on the website of Yantai Research Institute of Harbin Institute of Technology, the dormitory of Yantai Research Institute of Harbin Institute of Technology is four rooms and six rooms. Yantai Research Institute, directly affiliated to Harbin Engineering University, is located in the Yellow Sea and Bohai Sea New District of Yantai, which is adjacent to the Yellow Sea in the east, with superior geographical location and beautiful environment.