???? ????? SS304 ?SS316 ???? ?????? | ?????? ????? ???????

???? ???? Shijiazhuang Deye Piping Industries Co., Ltd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hijiazhuang Deye Piping Industries Co., Ltd. ?? ?????? ??????? SS304 ?SS316 ?????? ??? ???? ???????? ?????????? ???????. ???? ??? ?????? ??? ???? ?? ????????? ??? ?????? ??????? ????? ?????? ????? ???????? ???????? ??????