– B??c 1: Ti?p nh?n yêu c?u c?n l?p ??t thi?t b? c?a khách hàng qua các h? th?ng c?a công ty. ?i?u ph?i nhân viên ??n ?? ki?m tra kh?o sát tình tr?ng th?c t?.Ad cookies are made use of to offer site visitors with appropriate ads and internet marketing campaigns. These cookies track website visitors throughout websites and accumulate fact