???? Dn700 28Globe ???????? ????? ?????? - ????? ????!

?? ???? ?? ???? Dn700 28Globe ??????? ?? ????? ??????? ?? ???? ???? ?? Shijiazhuang Deye Piping Industries Co.,Ltd. ?? ????? ???? Dn700 28Globe ????? ??? ?????? ?????? ?????? ????????? ??? ????? ??????? ??????? ????? ?? ????????? ????????? ??? ?? ????? ???? Dn700 28Globe ????? ??? ???? ?????? ????? ????? ????? ?? ?????. ??? ????? ????? ???? ????? ????? ???? ????? ????? ??????? ???????. ?? ????? ?????? ?????? ????? ????? ??????? ????? ???????? ??????? ????? ?? ??????. ?? Shijiazhuang Deye Piping Industries Co.,Ltd.? ??? ??????? ?????? ?????? ?? ?????? ?????? ????? ????? ??????. ?? ????? ???? Dn700 28Globe ????? ??? ????? ????? ???????? ????? ???????? ?????? ?????? ??????? ????? ????? ?????????? Trust Shijiazhuang Deye Piping Industries Co.,Ltd. ????? ????????? ?? ???? Dn700 28Globe. ???? ??? ????? ?????? ?????? ?? ???????? ???? ?????? ????? ???????? ???????