The U.S. government has banned American government personnel in China, as well as family members and contractors with security clearances, from any romantic or sexual relationships with Chinese citizens.
Though ironically, this will make it easier for Chinese to blackmail those who get lonely and have relations anyways, since the relations themselves could be used to threaten jobs, rather than needing some extra step to make it scandalous.
Though ironically, this will make it easier for Chinese to blackmail those who get lonely and have relations anyways, since the relations themselves could be used to threaten jobs, rather than needing some extra step to make it scandalous.