???? EPDM ????? ?????? ????? ????? | ????? ????!

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