Bước 2: Nhấn vào phần Viettel OTP và lựa chọn mệnh giá thẻ mà bạn muốn nạp. You might be employing a browser that won't supported by Fb, so we have redirected you to definitely a less complicated Edition to supply you with the most effective practical experience. It https://97cc.com/lien-quan-mobile/