???? ??????? ?????? ????? ?? ????? ???? 18 ??????? ??????? ?????

????? ??????? ???????? ?? ??????? ??????? ???????? ?? ????? ???? 18 ????? ?? ???? Shijiazhuang Deye Piping Industry Co., Ltd. ?????? ???? ??????? ?????????? ??? ??????? ??????? ?? ??????? ???????? ??? ?????? ???????? ?????? ?? ????? ???? ?????? ???? 18 ?????. ??????? ????? ????? ??????? ?????? ?????? ?????? ?????. ???? ?????? ???????? ??????? ????????? ???? ?? ????? ??? ?? ?????? ???? ??? ??????? ??????? ???? ?? ?????? ????? ??? ????? ????? ??????? ?????? ????? ????????? ?? ????? ????? ????? ?????? ???????????? ??? ???? ??? ??????? ????????? ??? ???????. ??? ??? ?????? ??? ??????. ???? ??? ?????? ??? ??? ????? ????? ?? ???? ????? ??? ?????? ?? ??????? ??????? ???????? ?? ????? ???? 18 ????? ????? ????? ????? ???????? ??????? ??????? ?????? ??? ????????? ??????? ?? ??????? ??????? ????? Shijiazhuang Deye Piping Industry Co., Ltd. ????? ?? ?????? ?????? ?????? ?? ??????? ???????? ???????? ?? ????? ???? 18 ?????