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?????? ?????? ? ??? ??? ????? PPR ?????? PE ?????? ?????? ???? ????? ? ??? ????? ?? ????? ?????? ??? ??? ??????? ????? ??????. ???? ????? ????? ??????? ?????? ? ?? ???? ?? ???? ????????? ????? ?????? ??? ???????? ? ????? ????? ????? ??? ?? ???????. ????? ????? ? ??? ????? ??? ???? ?????? ? ?????? ??? ??????? ???????? ? ??? ???? ??? ???? ??????. ??? ???? ?????? ? ?? ????? ????? ???? ?? ????? ? ???? ????? ?????? ??? ????? PPR ?????? PE ?????? ????? ?? ?????? ????? ???????. ??? ??? ?? ????? ?? ??? ???????? ? ??? ???? ???? ?? ??????? ? ??????? ??? ?? ?? ?? ??????? ??????? ? ??? ??? ??? ????? ????? ?????? ?????? ?????.
????? ??? ????? PPR ?????? PE ?? ???? ???????? ?????? ???????? ?????? ? ??? ???? ??? ???? ????? ????? ??????? ??? ??????? ?? ??????? ?????? ? ?? ??? ????? ? ???? ??????? ??????. ??? ???? ?????? ????? ?? ???? PPR ? ?????? ????? ????? ?? ???? PE. ??? ???? ?????? PPR ?????? PE ?? ???? ????? ??????? ??????? ???????? ?????? ????? ???????? ??? ?????????. ??? ??????? ?????? ? ?? ??????? ????? ??????? ??????? ????. ????? ? ??? ????? ?????? ?????? PPR ??? ???? ????? 260-280 ???? ????? ? ?? ??? ????? ????? ????? ?????? PE ??? ???? ????? 200-230 ???? ????? ????? ?? ??????? ???? ?????.
?? ????? ????? ?????? ???? ? ??? ?????? PPR ??????? PE ?? ????? ???? ?????? ????????? ???????????. ???? ??? ? ?????? ??? ?????? PPR ??????? PE ?????? ??? ????? ????? ? ???? ?????? ? ???????? ???????? ? ???. ?? ?? ?????? ??????? ? ???? ??? ????? ????? ???????? ??????? ?? ??? ????????? ??????? ?????? ? ??? ????? ??????? ?????? ?????? ????? ??????? ????? ???????? ??????? ?????? ?????? ? ?? ??? ?? ??? ????? PE ???? ?????? ?? ????? ? ??? ???? ????? ?? ??? ???????? ??????? ?? ??? ???????. ?????? ?????? ???????? ????? ?????? ????????? ????????? ?? ??????? ????? ???? ???????. ????? ????? ??????? PPR ?????? ??????? PE ? ???? Hubei AD Yuan Building Materials Co. ? Ltd. ?????? PPR ??????? ?????? PE ??? ???? ???? ?? ???????? ??????? ? ?? ???? ????? ???. ???? ?????? ?????? ?????? ?? ??????? ???????? ? ?????? ?????? ?????? ? ??????? ????? ????? ??????? ????????? ?????? ???????? ??????????. ?? ????? ???? ? ??????? ?????? ????? ?????? PPR ??????? PE ? ?? ????? ?????? ????? ??? ????? ? ????? ????? ????? ??????? ??????? ????? ?? ??????? ??? ?? ??? ??????? ??? ??????? ????? ??????. ??? ??? ???? ?? ???????? ????? ???????? ?? ??????? ???? ? ???? ??????? ??? 17399989993 ? ???? Hubei AD Building Materials Co. ? Ltd. ??? ????? ??? ?????. ?? ???? ?????
?????? PPR ??????? PE ?????? ?? ???? ??????? ?????? ? ???????? ?????? ?? ????? ????? ?????? ??????? ??? ???????. ?? ?????? ?????? ???????? ??????? ?? ????? ????? ?????? ???? ? ?? ???? ?????? ?????? ?????? ???? Hubei AD Building Materials Co. ? Ltd. ?????? ??? ?????? ????? ?????? ???? ? ?? ????? ?????? ??? ??? ??? ??????? ? ??? ???? ?????? ??????? ????? ???????? ??????? ??????? ???? ????????
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