
???? ???????
???? ????? ????
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???? ?????? ?? ????? AD PEHubei AD PE ?? ????? ???? ??? ??? Co., Ltd. (AD Pipeline) ?? ????? ????? ???? ?? ???? ??? ??? ??? ?? ????? AD HDPE ?? ??...?????? ??????
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???? ?????? ?? ????? PHM ? ???? ?????? ????????? ??? PP-HMHubei Aoyuan Building Materials Co., Ltd. ????? ?? ????? ???? ??? ?????? ?? ????? PPHM ???. ??? ???? ???? PP ???? ?? ???...?????? ??????
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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 ?? ??? ????? ?????? ????? ??? ????? ??? ??? ?? ?????? ????? ????...?????? ??????
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???? ????? ??? AD Jingjie upvc????? ????: 173-9998-9993 ???? ????? ??? ?? ?? ?? AD ?? ???? ?? ?? ?? ????? ????? ??? ???. ????? ???? ????? ??? ?? ??? ?...?????? ??????
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???? ?????? ?? ????? ?? ????? ???? ??? HDPE ???? ???????? ???? ?????? ???? ??? P????? ?? ????? ???? ??? ?????? ?? ????? ?? ????? ????? ??? HDPE ? ???? ??? ?????? ????? ??? PVC ? ??? ??????? ????? ????...?????? ??????
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???? ?????? ?? ????? AD PVC???? ?????? ?? ????? AD PVC ? ????? ??? ?? PVC ?? ????? ???? ?? ????? ???? ????? ? ????? ??? ?? ???????? ???????. ??????...?????? ??????