???? ??? ???? ?????? ??? 2500LB ????????? ???????

???? ??? ?????? ??? 2500LB ?? ???? Shijiazhuang Deye Piping Industries Co.,Ltd. ?? ???? ???? ?????? ?????? ???? ????????? ?? ????????? ???????? ??????. ?? ????? ???? ????? ??? ???? ?????? ???? ???????? ?????? ?? ????? ????? ??????? ??? ????? ?????? ?????? ?????? ?? ???????? ?????? ???????? ???????? ??? ?????? ????? ????? ???????? ???????? ???? ????? ??????? ??? ?? ????? ???? ????? ??? 2500LB ????? ??? ????? ????? ???? ??????? ??????? ??? ???? ?????? ???? ????? ????? ?????? ?? ??????? ???????. ????? ?????? ????? ???? ?????? ?? ?????? ?? ??????? ??????? ?????? ??????? ????????? ???????? ???? ?????? ??????? ??????? ???????? ???? ???? ????? ??? ?????? ?????? ??????? ?? ??????? ????? ?????? ?????? ????? ??????? ????? ??????? ??????. ???? ?? ???????? ?? ????? ?????? ?? ?????????????? ?? ????? ?????? ?? ???????? ???????? ??????? ??? ???? ????? ??? 2500LB ????? ??? ???? ???? ???? ???????? ???? ????????? ?????? ?? ?????? ??????. ????? Shijiazhuang Deye Piping Industries Co.,Ltd. ???????? ???????? ????? ?????? ???? ???? ????? ???????? ??????????