美国交换生签证是什么类型嘞

美国交换生签证是 J-1 VISA. 你可以看看下文，希望可以帮到你！If you are looking for a US student exchange program in which to participate, see US Student Exchange Programs.If you are interested in learning how you may waive the 2-year foreign residency requirement, see J-1 Visa Waiver of the Foreign Residence Requirement for Exchange Visitors.What is an Exchange Program An exchange program is a situation in which two or more countries have made arrangements for their citizens to visit each other's country reciprocally for similar purposes such as to study, make professional contacts, teach, or conduct research. The United States operates a number of exchange programs with other countries, and persons who are accepted into an exchange program are issued a special class of visa that identifies them. For information on finding a student exchange program in which to participate, see US Student Exchange Programs.What is an Exchange Visitor Visa / J-1 Visa An Exchange Visitor Visa is a nonimmigrant (temporary) visa that allow foreign nationals to enter the United States to participate in an exchange program. There are two classifications: the J-1 Visa is for educational and cultural exchange programs designated by the U.S. State Department, and the Q-1 Visa (a Temporary Worker Visa) is for international cultural exchange programs designated by the U.S. Citizenship and Immigration Services (USCIS). This page discusses the J-1 Visa.The "J" exchange visitor program is designed to promote the interchange of persons, knowledge, and skills in the fields of education, arts, and sciences. Participants include students at all academic levels; trainees obtaining on-the-job training with firms, institutions, and agencies; teachers of primary, secondary, and specialized schools; professors coming to teach or do research at institutions of higher learning; research scholars; professional trainees in the medical and allied fields; and international visitors coming for the purpose of travel, observation, consultation, research, training, sharing, or demonstrating specialized knowledge or skills, or participating in organized people-to-people programs.When Can a B-1 or B-2 Visitor Visa Be Used Instead of a J-1 Visa In certain circumstances, some activities that are done on an Exchange Visitor Visa are also permitted on a business (B-1) or tourist (B-2) visitor visa. Short periods of study, or study which is recreational, and not vocational, and incidental to the trip, is permitted on a B visitor visa. The determining factor is the traveler's primary purpose in coming to the U.S. Any kind of study that would earn credit or certification is not permitted on a B visitor visa. As an example, if you are taking a vacation to the U.S., and during this vacation you would like to take a two-day cooking class for your enjoyment, and there is no credit earned, then this would be permitted on a B visitor visa. A consular officer will determine the visa category you will need based on the purpose of your travel, and your supporting