51吃瓜

??? ???? ?? ????? ????? ? ?????? ?? ??????? ?? ???? ???? ?? ????? ???? ?? ?????? ?? ??? ??????. ????????? ????????? ?????? ??? ???? ????? ??? ?? ?? ???? ???? 1. ????????? ????: ???????? ??? ? ???????? ??????? ????? ??? ?? ?????? ???????? ??? ???? ???? ?????? ????? ? ?? ???? ??????? ???????????? ????? ? density ??? ???? ?????? ????. 2. ??????? ??????? ??? ?????????: ?????? ? ??? ????? ????? ??????? ? ??? ????????? ????? ?? ?????? ???. ?? ??? ????? ???? ????? ??????? ??-?? ???? ?? ??? ???? ???. 3. ????? ?????? ????? ????: ????? ??? ??????? ????????? ??? ? ???? ????? ?? ??? ?????? ???? ?????? ???????? ?????? ???? ?? ?????? ???? ????. 4. ????????? freight: ???? ??????? ??? ???? ???? ?? ????? ????? ?? ????? ??? ?? ?????? ? ????????? ?? ???? ????????? ?????? ??? ?????? ???. 5. ????????? ?????? ?????? ?????? ???? ??????? ???? ????????? ?? ? ????????? ????? ? ??? ?? ?? ???. ???? ????? ??? ?? ??????? ?? ???? ???????? ???? ?? ??? ????????? ?????? ?? ?? ????????? ?????? ?????? ???? ??????? ???? ??? The above is the part included in the processing cost of sheet metal parts. The future sheet metal market will have unlimited prospects. Only by wholeheartedly providing good customer service can we achieve long-term and stable development.