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?????? ?????? ???? ??????? ????? ?????? ?? ???? ?????? ??????? ??????? ???????? ?? ??????? ??????? ????? - ???? ???? Zhenneng ??????? ???????. ????? ??? ?????? ?????? ????? ???????? ????? ??? ????? ??????? ???? ???????? ????? ?????. ???? ????? ????? ????????? ????? ????? ?? ???? ??????? ????????? ??????? ??? ?????? ?????? ????. ????? ?????? ????? ?????? ?? ???? ?????? ??????? ???????? ???????? ??? ???????? ?? ??????? ??????? ?????.
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????? Zhenneng ????? ?????? ?????? ?? ???? ????? ?????? ???????? ?? ??????? ??????? ?????? ?????? ????????? ???????? ?????? ??????. ???? ?????? ??????? ??????? ??? ???? ??? ???????? ?????? ???? ????? ?????? ?????? ???????. ????? ??????? ??????? ?????????? ??? ????? ?????? ??????? ??????? ??? ?????? ?????? ?????? ?????? ????? ??????. ???? ?????? ???????? ???? ????? ?????? ????? ??????? ?????? ???? ??? ?????? ??????? ??????? ??????? ??????. ???? ?? Zhenneng ????? ????? ?????? ???? ?????? ?? ?? ????.
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????? Zhenneng ???? ????? ?? ????? ?????? ??????? ??????? ????? ????? ??????? ?????? ????????? ???????? ??????? ???????. ???? ?????? ??????? ??????? ???????? ?? ??????? ??????? ????? ??? ???? ??? ???????? ?????? ?????? ????? ?????? ????????? ??????. ???? ??????? ??????? ??????????? ????? ??? ?????? ??? ????? ?????? ??????? ??????. ?????? ?????? Zhenneng ??????? ??????? ?????? ?????????? ????????? ?????? ?? ??? ??????. ?? ?? Zhenneng ?????? ??? ?? ???? ?????? ?????????? ?? ??? ??????. ???? ????? ?? ?????? ???????? ?? ???? ?????? ???????? ?? ??????? ??????? ????? ?? Zhenneng.
???? ?????? ??? ????? ???? ????? ?????? ?????? ISO 9001 ?????? ???? ????? ?????? ?????? ISO 14001. ??? ???? ??? ??? ?? ?????? ???????? ???????? ????? ???????? ?????????? ??? ????? CCC ??????? ?????????.