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ISO9001:2008 Certification System Quality control principle
Dongguan Chengfeng Precision Metal & Electronic Co.,Ltd. Insist from raw material
To mass production 100% comply with ISO9001:2008 Certification.
All of raw material must have sGS report and Raw Material Sheet.All of products comply with EU RoHs compliance
All of products 100% checked by QC before shipped.