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

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