?????? ????????? ????? ?????? ????????? ???????? | ????? ????

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