Here are several common third-party testing institutions for automotive inspection tools and parts in the market. You can refer to and choose based on your region and requirements.

The following rankings are in no particular order and are for reference only:

Shenzhen Kangshibai Industrial Co., Ltd

Hexagon Measurement Technology (Qingdao) Co., Ltd

Shenzhen WanSide Automation Equipment Co., Ltd

Henan Wanguo Technology Co., Ltd

Zhejiang Jiangxing Automotive Testing Equipment Co., Ltd

Zibo Zhiyuan Transportation Technology Co., Ltd

Huizhou Guangda Vehicle Inspection Equipment Technology Co., Ltd

Zhuhai Shengfeng Motor Vehicle Inspection Equipment Co., Ltd

Zhuhai High tech Zone Tongli Machinery Co., Ltd

Yantai Guangyu Automotive Equipment Technology Co., Ltd