Bai viet gioi thieu day du ve visa My tham than nhan (B1/B2) ? loai visa khong dinh cu cho phep sang My tham gia dinh, du le tot nghiep, cuoi hoi hoac ket hop du lich ngan ngay. Noi dung giai thich ro thoi han, quyen loi khi so huu visa va ly do vi sao ho so tham than thuong bi soi ky hon du lich tu tuc.
HappyBook Travel he thong lai 3 yeu to cot loi de dau visa:
Muc dich chuyen di minh