giá bđs khong the giam hon nua vi:


1. nhu cau bds rat lon


2. cung van thieu tram trong, san pham bds khong de ra hang nhu cac sp khac


3. gia bds hinh thanh tu nhieu yeu to chu khong don gian tinh tu gia thanh


4. san pham bds ngay cang doi hoi nang cao ve chat luong,