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

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

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

???? ??????? ?????? ?????? ?? ?????? ????? BJ-02

???? ????

???? ??? ????? CVS-600-6FA

???? ???? F53 ????? ????? ?? ??????? ??????? ????? ?? ??? ISO5211

???? ??? ??????? ?? ???? DI ?? ??? ??????? CV-W-06

????? ????? ???? ???????? Ss

?????? ?????/???? ???????? ????? ?????? A-QP-03

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

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

????? ???? ?? ?????? ?? ?????? ????? AH-03

?????? ??????? GGG40/GGG50 ??? ????? ???????? (BFV-1010)

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

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

???? ??? ?? ???? ?????? ?????? ?????? API594 CVS-0150-8L

???? ???? ????? ????? ??????? ?? ??? ???? (BV-300-4W)

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

????? ??? ???

????? ???? ????--?????. 16, 2020

???? ????? ???? ???????? ?? ???? ?????? DN1500 ?? ???? ????? ?? ????? ?????? ????????? ????? ??????? ?????? ??? ???? ?????? ??????? ?? ?????? ?????? ?????: 1. ????? ???? ???? ???? ????...

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

???? LCC ??????? ??? ????? SS304 ?????? ?????. 14, 2019 ?????? ?????? ????? ????? ???????? ??? ???? ??????? ???????? ?? ????? ?????????????? ??? ???? ??????? ????????? ??...