
Tongling Nonferrous Metals Design and Research Institute Co., Ltd.

Hangzhou Xinxing Bicycle Parts Co. Ltd.

Hebei Yifeng Children's Bicycle Co., Ltd.

Shenzhen Taihean Technology Co., Ltd.Guangdong Sheng, China

Jiangmen Lianhe Engine Co. Ltd.

Magdeburg-Stendal University of Applied SciencesSachsen-Anhalt, Germany

Nonteen Innovative Ltd.

Extreme Premium (Foshan) Intelligent Technology Co., Ltd.

CHAMBON

Chonghao Technology Co., Ltd.Guangdong Sheng, China

Ennis Flint IncUnited States

Chengdu Hongshan Technology Co., Ltd.