China has eight visa-free countries, namely, Serbia, Ecuador, Tonga, Mauritius, Fiji, Bahamas, Seychelles, Grenada, San Marino and the United States.

visa-free is a visa-free policy for foreigners in transit, which is a part of the visa-free system implemented all over the world. It refers to the policy that foreigners can transit from one country to a third country without applying for a visa for the transit country and can stay in the transit country for a short time according to the laws or relevant regulations of the transit country.