???? ???? ?????? ??? 1500 ??? ????????? ???????

???? Class1500 LBS ???? ????? ???? Shijiazhuang Deye Piping Industries Co., Ltd. ?? ???? ???? ?????? ?????? ???? ?????? ??????? ????????? ???????? ???????. ?? ????? ??? ?????? ?????? ?????? ??????? ??? ????? ????????? ?? ??????? ??? ????? ??????? ???????? ??????? ??????? ??????? ??? ?? ????? ???? Class1500 LBS ????? ??? ?? ???? ?????? ??? ???? ??? ????? ????? ?????? ?? ??????? ???????. ???? ?????? ??????? ????? ?? ????????? ??? ?? ??? ????? ?????? ??????????????? ??????????? ?????? ??????? ?? ??????? ??? ??????? ??????? ??????? ?????? ???????? ???? ???? Shijiazhuang Deye Piping Industries Co., Ltd. ?? ???? Class1500 LBS ????? ??? ???? ??????? ???????? ??????? ???????? ??????. ???? ??????? ?? ????? ?? ??????? ????????? ??????? ????????? ??????? ???? ???????? ?????? ??? ?? ???? ???? ????? ?????? ???? ??????? ???????? ????????? ?? ?? ???? Class1500 LBS ?? Shijiazhuang Deye Piping ???? ???????? ????????