
China Railway Fourth Bureau Group Third Construction Co., Ltd.

Ruixin (Beijing) Technology Development Co., Ltd.

Mingfeng Industrial Automation (Shanghai) Co., Ltd.

Payen International Ltd.

Shanghai Jinzecheng Industrial Protective Products Co., Ltd.

Jiangyin Youlite Metal Products Co. Ltd.

Changchun Huigong Purification Industry Co., Ltd.

Jiangsu Shuangzheng Vehicle Industry Co., Ltd.

Changchun Faw Sihuan Automobile Pipe Co Ltd.

Suzhou Platinum Automation Technology Co., Ltd.

Extreme Devices, Inc.

Luoyang Lepo Parking Equipment Co., Ltd.