The U.S. Department of State has issued a "Level 2 Travel Advisory" (exercise increased caution) for American citizens traveling to China with the warning that if they visit China, they may not be able to return home. The advisory begins with, "Exercise increased caution in China due to arbitrary enforcement of local laws as well as special restrictions on dual U.S.-Chinese nationals."

Part of the concern relates to Americans that have been impacted by exit bans and harassed and threatened by authorities. According to the travel advisory, "U.S. citizens may be detained without access to U.S. consular services or information about their alleged crime. U.S. citizens may be subjected to prolonged interrogations and extended detention for reasons related to “state security.” Security personnel may detain and/or deport U.S. citizens for sending private electronic messages critical of the Chinese government."

"If you decide to travel to China: