China Machinery Huanyu Certification and Inspection Co Ltd provides Product inspection and testing services for complete automobiles, military equipment, engineering machinery, special equipment, civil aviation ground equipment, parts and components, as well as certification services such as product certification, system certification and service certification.

Eternal Asia Supply Chain Management Ltd

Shanghai National Center of Testing & Inspection for Electric Cable & Wire

Shanghai Nar Industrial Co Ltd

Qingmu Digital Technology Co Ltd

Huakai Yibai Technology Co Ltd