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FAQ
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A:

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??? ??? ?????? ?? ????? ???????? ?????? ?????????? ?????. ????? ????? 25 ????? ?? ???? ??????? ?15 ????? ?? ???? ???? ???????.

Q:

?? ?????? ???? ????? ??????? ??????? (OEM)?

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???? ??? ???? ????? ??????? ??????? (OEM)? ??????? ????? ?? ??????? ????? ??? ????????.

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?? ???? ????? ?????? ?? ????? ??? ???????

A:

????? ?????? ISO9001 ?ISO14001 ?TüV


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???? ???? ?? ??????? ??????? ????? ????? ???? - ZHENNENG
???? ???? ?? ??????? ??????? ????? ????? ???? - ZHENNENG
???? ???? ?? ??????? ??????? ?????? ????? ?????? ????? ????? ????? ??? 1.2/1.5/1.8 ???.
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??? ????? ????? ??????? ?? ZHENNEG ???????
??? ????? ????? ??????? ?? ZHENNEG ???????

???? ?????? ??? ????? ???? ????? ?????? ?????? ISO 9001 ?????? ???? ????? ?????? ?????? ISO 14001. ??? ???? ??? ??? ?? ?????? ???????? ???????? ????? ???????? ?????????? ??? ????? CCC ??????? ?????????.
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???? ????????:zhenneng@zhenneng.com
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