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?? ???? ??? PPR
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?? ?????? AD PPR[Hubei AD Building Materials Co., Ltd.] ?? ????? ????? ?????? AD ppr ? ??????? ?????? ? ???? ??? ?? ??? ? ???? ??? ?? ??...?????? ?????? -
AD PPR Direct[Hubei AD Building Materials Co., Ltd.] ?? ????? ???? ??? ?????? ? ?? ??? AD PPR ? ???? ??? ?? ??? ? ???? ??????? ???? p...?????? ?????? -
???? AD PPR 90 ????[Hubei AD Building Materials Co., Ltd.] ?? ????? ?????? 90 ???? AD PPR ? ???? ??? ?? ??? ? ???? ??? ?? ??? ? ???? ??????...?????? ?????? -
?? ???? ?????? AD PPR[Hubei AD Building Materials Co., Ltd.] ?? ????? ?? ???? ?????? AD ppr ? ???? ?? ??? ? ???? ?? ??? ? ???? ??????? ???? p...?????? ?????? -
AD PPR ?? ???? ?? ??? ?????[Hubei AD Building Materials Co., Ltd.] ?? ????? ?? ???? ?? ??? ????? AD PPR ? ???? ?? ??? ? ???? ?? ??? ? ???? ??????? ...?????? ?????? -
?? ???? ??? ????? AD PPR[Hubei AD Building Materials Co., Ltd.] ?? ????? ?? ???? ??? ????? AD PPR ? ?? ???? ???? ????? ? ???? ??????? ???? ppr ?...?????? ?????? -
???? ??? ????? AD PPR[Hubei AD Building Materials Co., Ltd.] ?? ????? ?????? ??? ????? AD PPR ? ?????? ???? ????? ? ???? ??????? ???? ppr ???...?????? ?????? -
??? ????? GONGYUAN PPR ??????[Hubei AD Building Materials Co., Ltd.] ????? ?? ????? ??? ????? AD ppr ?????? ? ??????? ???? ????? ? ???? ??????? ???? ...?????? ?????? -
???? AD PPR????? ?? ????? ???? ??? AD ppr ? ??????? ???? ppr ? ????? ?????? ???? ???? ppr ? ???? ?????? ??? ? ???? ???? ppr. ???? ?...?????? ?????? -
??????? PPR ? ??????? ???? ppr ??????? ADAD Pipe ?? ????? ??????? ???? PPR ???? ???? ? ??? ????? ?? ??????? ????? ?????? PPR ? ?? ???? ? ?????? ? ??????? ? ?????...?????? ?????? -
???? ??????? PPR - ?? ??? - ????????? PPR ?? ??? Hubei AD Building Materials (17399989993) ?????? ???????? ???? ?? ?????? ?????? + ???? ???? ????? ?? ???...?????? ?????? -
hot ???? ??????? PPR????? ???????? Hubei AD (17399989993) ????? ???? ????? ?? ????????? ??? PPR ? ????? ?? ???????????? ??????? GB / T18742....?????? ??????
