请教一个问题:
My parents has a Chinese passport and a B-2 visa to the States. If he wants to book a
I have checked the official website but have not found any information. Are there any official documents that explain it?
Many thanks,
请教一个问题:
My parents has a Chinese passport and a B-2 visa to the States. If he wants to book a
I have checked the official website but have not found any information. Are there any official documents that explain it?
Many thanks,