The voltage of Houzhuang dormitory in Soochow University is 220v. The voltage in the school dormitory, like other places, is 220 volts, but the power used is somewhat different, ranging from 800 to 1000 watts. Specifically, each school will have different power rationing systems, depending on the norms of freshmen's entrance education. Usually, there are restrictions on the use of high-power electrical appliances in school dormitories, and high-power induction cookers are not used.