A new report reveals that China’s surveillance network isn’t limited to 1.4 billion people, but foreigners living there are also under watch. Three friends who met online,How does China spy on foreigners? Hofer further stated that the tool contained records of more than 700 foreigners living in China and nearly 12,000 entries altogether. Chinese authorities can track people’s lives through cameras, hospital records, payment records, and facial-scanning software. AdvertisementA good number of the foreign students from India and Pakistan were enrolled at Hebei North University in Zhangjiakou.