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