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???? ???? Shijiazhuang Deye Piping Industries Co., Ltd. ?????? ?????? ???? ?????? ?? ?????? ?????? ??????? ????? ?????? ?????? ?? ????????? ???????? ????????. ??? ????? ???? ??????? ??????? ????? ??? ???????? ???? ????? ?????? ?????????? ?????? ????? ??????? ??????? ??????????? ?????? ?????? ????? ???? ???????? ??? ???? ?? ?????? ????? ?????????? ??? ????? ??????? ?????? ?? ?????? ?????? ????? ?????? ??????. ??? ??????. ???? ?????? ????? ???????? ???????? ?? ????? ???? ????? ??????? ????? ??? ????? ?????? ?????? ??????? ???????? ??? ???? ??????? ??????? ????? ?????? ??????? ????? ???? ??????? ??????? ????? ???? ????? ??????? ????? ??? ????? ????? ?????? ??? ???? ???? ?????? ??????? ?????? ??? ???? ?????? ?????? ????? ???? ???????. ???? ??? ????? ????? ?????? ?????? ?? ?????????????? ?? ????? ?????? ?? ????? ?? ????????? ????????? ??? ???? Sleeve Globe ????? ??? ?? ?????? ???? ???? ???????? ???? ?????? ?????? ?? ??????? ???? Shijiazhuang Deye Piping Industries Co., Ltd. ?????? ??? ?????? Sleeve Globe ????? ?????? ???? ???? ????? ?????????? ??????????