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

?????? ??? ???

??????? ??????? ????? ??? ??????

???? ????

A216 ?????? ??? 1500LBS WCB ??? ??????

???? ??? ??????? HDPE

???? ??????? ??? ?????? ???????? ?? ???? ???????? PN25 ????? (GV-X-04)

????? ??? ?? ?????? ????? Y-ZZ-01

???? ????? BB ?? ?????? ????? (GV-D-04)

???? ????? ???? ?????? ?? ??????? ??????? ?? EPDM ?? NBR

???????? ?????? ?????

???? ??????? ???? ??????? BFV-1010

???? ????? ????? ?? ?????? ????? ???? ?????? ????????? (GV-Z-04)

???? ?????? ????? FF

???? ???? ?? ????? ?????? ss 1000WOG ?? ??? NPT

???? ??? ???? ???? ????? CVS-40-40F

?????? ??? ????? ?? ???? ???????? ?? ??? CV-A-11

????? ??? ???

?????? ????? ????? ??????? ????? DN2200

?????? ??????? ??????? (?????? ?????) ????? ????? ????? ???? ??????? ??????? ??????: AWWAC504 ????? ????: AWWA C504 ??? ????? ?????? PN10 - FLANGE ASME B16.1 CLASS 125 ?????:...

?????? ???? ?????? ?????? ?????? ??? ????? ??????? DBB ?DIB

?????? 1 ?????? ???? DBB ?DIB ????? ??????? ???? ???? ????? ???? ?????? ??? ?????? ????? ?????? ????????? ??? ????? ????? ???. ???? ????? ???? ?????? ???? ??????...