更换国籍了,旧护照上的美国签证有效吗(J1)?
My friend applied Canadian citizenship. Now he is working in US with a Chinese passport with J1 visa.
Question is : After he get Canadian passport, does he need to apply for the US visa again?
My friend applied Canadian citizenship. Now he is working in US with a Chinese passport with J1 visa.
Question is : After he get Canadian passport, does he need to apply for the US visa again?