Nhờ mod xóa hộ mình topic này: https://www.phuot.vn/threads/137795-Thanh-l%C3%BD-Voucher-c%C3%A1p-treo-B%C3%A0-N%C3%A0-Hills-gi%C3%A1-r%E1%BA%BB?p=1066801#post1066801 Tks!