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???? ????? ????
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???? ?????? ?? ????? HDPEHubei AD Building Materials ????? ?? ????? ???? ?????? ?? ????? HDPE ? ??? ???? 200-1200 ???? ??? ???? ???? ? ????? ?? ?...?????? ??????
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???? ????? ??? PVC-U???? ????? ??? AD PVC ? ?????? ????. ?? ?????? ????? ? ?????? ??? ? ???? ??? ?? ???? ??????? ??????. ???? ?????? ? ?????...?????? ??????
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???? ??? ??? ????? ?????? AD HDPE???? ??? ??? ????? ?????? AD HDPE ????: 173-9998-9993 ?? ??? ????? ?? ????? ???? ????? ??? ???. ?????? ??? ??? ????? ???...?????? ??????
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???? ?????? ?? ????? AD Yonggao Jingjie HDPE???? ?????? ??????? ? ??????? ??? ????? 48 ????? ? ????? ????: 173-9998-9993 AD Jingjie HDPE ???? ?????? ?? ????? ?? ???...?????? ??????
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???? ?????? ?? ????? AD Yonggao Jingjie UPVC???? ?????? ?? ????? AD PVC ?? ??? ????? ?????? ????? ??? ???. ????: 9993-9998-173. ?????? ?? ????? ????? ?? ????? ?????...?????? ??????
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???? ?????? ?? ????? AD HDPE???? ?????? ?? ????? AD HDPE ?? ??? ????? ?? ????? ???? ????? ??? ??? ?? ?? ????? ?????? ????? ??? ? ??????? ????? ?? ??...?????? ??????
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???? ?????? ?? ????? ??? ????? ?? ????? ???? (HDPE-M) ????? ??? ???? ??????? ?????? ?? ????? ??? ????? ?? ????? ???? HDPE-M ????? ??? ? ?? ???? ?? ????? ???? ?????? ??? ????? ?? ????? ???? ???...?????? ??????
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???? ??? ????? 1600 ???? ???-???? ??? ????? ?? ??? ??? ?????? ????-?????? ???? ???? ???? ???? ??? ??? ????? ?? ??? ??? ?????? ?? ?????? 1000 / 1200 / 1400 / 1600 / 1800 ???? ??? ? ??????? ???? 0.6mpa ...?????? ??????
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???? ????? AD PE-??? ??? ????? ??????? HDPE ???? B ??????? ????? AD PE ? ?????? 200 ?? 2800 ???? ??? ????? ??? ? ??? ????? ?? Hubei AD Building Materials Co., Ltd ???? ??????...?????? ??????
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???? ?????? ?? ????? ????? ??? PVC-M ?? ???? ????Hubei AD Building Materials (17399989993) ???? ??? ?????? ?? ????? ????? ??? PVC-M ?? ???? ????? SN25 ? ????? ??? ?? ???...?????? ??????
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???? ????? ??? ???????? ?????? ?? ???? HDPEHubei AD Building Materials (17399989993) ???? ????? ??? ???????? ?????? ?? ???? HDPE (??????: ???? ?????? ?????? ?? ???...?????? ??????
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???? ?????? ?? ????? AD PVC-M????? ????: 173-9998-9993 AD ???? ?????? ?? ????? PVC-M ?? ??? ????? ?????? ????? ??? ????? ??? ??? ?? ?????? ????? ????...?????? ??????