???? ??? ???? ???? ???? ?????? ???? 900 ???: ???? ???? ?????? ??? ???? ???? ??????

??? ?????? ?????? 900LBS ?? ???? Shijiazhuang Deye Piping Industry Co., Ltd. ???? ????? ???????? ???????? ????? ?????? ?? ?????? ????? ?????? ???????????????. ?? ????? ???????? ??????? ???????? ????? ????? ?????? ??????? ??? ???? ???? ???? ????? ?????? ??????? ?????? ?????? ?????? 900LBS ????? ??? ?? ????? ???? ??????? ????? ??????? ?????? ?????? ??????? ?????? ?? ??????. ????? ?????? ?? ?????? ?? ??????? ??? ?? ??? ??????? ???????? ???????? ??????? ????? ?????? ???????? ?????? ???????? ????????? ??????? ??????? ???????. ???? ???????? ??????? ?????? ??????? ?????? ????? ????????? ??????? ?????? ???????? ?????? ?? ??????? ???????? ?? ????? ????? ?????? ???? ?????? ???????. ???????? ??? ???? ?? ????? ???????? ?????? ??????? ???????? ????????? ??? ???? ???? ?????? ?? ??? ??????? ??????? ??????? ??? ????? ??????? ???? Trust Shijiazhuang Deye Piping Industry Co., Ltd. ??????? ????? ????? ?????? 900LBS ???? ????? ?????? ?????? ?? ??????? ???????? ??????