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       ????? ???? ??? ??? ????? ???? ? ?? ???? ????? ?
                
            Hubei AD ????? ???? ????? ???? ??? ?????: ???? ??? ????? ?? ????? ???? ???? PE100 ? ???? ???? 2.5 ? ???? ?????? ?????? ?...
                ?????? ??????  ???? ?????? ?????? ???? ?????? ?? ????? PVC-m
                
            Hubei AD ?? ???? ?????? ???? ???? ???? ??? ?????? ?? ????? ????? ??? PVC-M ????? ?? ???: ?? ???? ??? ???? DN200 / 300 / ...
                ?????? ??????  ???? ?????? ?? ????? ????? ??? ?? PVCM ?? ???? ????
                
            Hubei AD ????? ?? ????? ???? ??? ?????? ?? ????? ????? ??? PVCM ? ?? ??????? ?? ???? ??? ????? ?????? ????? ??? ? ????? ...
                ?????? ??????  ??? ??? ???? ?????? ?? ????? HDPE ???? ??? ?
                
            Hubei AD Building Materials ?? ????? ???? ??? ?????? ?? ????? HDPE ? ?? ??????? ?? ???? ????? ??? ????? ?? ????? ???? ? ...
                ?????? ??????  ???? ?????? ???? ?????? ????? ???? ??? ???? ?????? ?? ?????
                
            Hubei AD ????? ???? ??? ?????? ???? ???? ???? ??? ??? ?? ?????: ??? ????????? GB / T 19472.2-2004 ? ????? ??? ?????? ???...
                ?????? ??????  ???? ????? PVC ???? ?
                
            ????? ? ????? ???? ?? Hubei AD ?? ????? ??? ???? ????? PVC: ????? ????????? GB / T 5836-2006 ? ????? ???? PVC AD ?? ????...
                ?????? ??????  ????? ??? ??? ?? ?????? ?????? PVC-U
                
            Hubei AD Building Materials ?? ????? ???? ??? ??? ??? ?? ??????? ?????? PVC-U ???? ???? ? ??? ?? ??? ????? ?? ??? ?? ???...
                ?????? ??????  ????? ? ????? ???? ????? ???? ?????: ???? ???? ??????? ?? ????? ????? ??????????
                
            ?? ?????? ???? ????? ???? ??? ????? ?? ????? ? ????? ????: ????? ???? ???? ??????? (?? ???? ?????? ???? ? ????? ???? ???...
                ?????? ??????  ??? ??? ????? ?? ????? ???? ?? ???? ??? ??? PVC ?? ?? ?????? ?
                
            ????? ? ????? ???? ?????? ???? ???? ??? ????? ?? ????? ???? ???? ??? ???????? AD PVC: ?? ???? ????? ????????? ???? ?????...
                ?????? ??????  ???? ??? ??? ?? ????? PVC ???? ??? 110 ???? ????: ???? ?? ???? ?????? ?? ???? ??
                
            Hubei AD Building Materials (17399989993) ???? ??? ?????? ??????? PVC 110 ???? ???? ?? ???? ????  8 ???? ????? ?? ??? ??...
                ?????? ??????  ????? ?????? ??? ??? ????? ??? HDPE ???? B ??? (???? ?????) ????? ????
                
            ????: 17399989993 ????? ?????? ??? ??? ????? ??? HDPE ???? B ??? (???? ?????) ?????? ??? ???? ??????? ?? ????? ?? ??? ? ...
                ?????? ??????  ????? ???? ???? ?????? ??????? ????? ??? ?? ???? ?????? HDPE
                
            ????: 17399989993 ???? ?????? ??????? ????? ??? ?? ???? ?????? HDPE ?????? ????? ??? ?? ???? ?????? ? ?????? ??? ???? ??...
                ?????? ??????