Nineteen people, including 16 foreigners, have been detained for allegedly abusing drugs in Xuzhou, East China's Jiangsu Province, according to police on Tuesday.
Among the 16 foreigners, seven worked as teachers and the rest were students, the police bureau in Quanshan district said in a Sina Weibo post.
So far, 19 people have tested positive for drug use, with one foreigner criminally detained and the others given administrative detention. The police did not specify the drug, and the case is under investigation.
The Beijing News reported that the seven foreign teachers worked for a branch of Education First China, or EF China, in Xuzhou. The company was quoted as saying that an internal investigation was underway, and if the claims turn out to be true, the teachers would be suspended.
