How many people can live in the single dormitory of SDIC Xinji Company?

SDIC Xinji Company has four pairs of production mines: Xinji No. 1 Mine, No. 2 Mine, No. 3 Mine (Balitang Mine), and No. 4 Mine (Liuzhuang Coal Mine). Single dormitories are accommodations for employees without a family. There is only one possibility of living alone. For leaders above the vice president level, you should be prepared to rent an apartment.