Do I need a visa to go to the United States?

Required. A visa is an official document that proves whether the holder has the right to enter another country. The U.S. tourist visa is Category B. You need to bring the materials to the U.S. Embassy in China for a visa interview. A visa is regarded as an entry permit to enter another country. After the relevant domestic entry-exit center has applied for a passport, make preparations according to the visa requirements of the country you are going to.