- Changzhou Cherio Technology Co., Ltd.
- Address:South Tiaobantou, Xinhe, Lucheng Street, Wujin district
- OAT Comany
- Address:Tong'An Industrial Convergence, Xiamen, Fujian, China
- Guanzgzhou Fullmark Tech Comany
- Address:gaodi street, Guangzhou, Guangdong, China
- Shanghai Modesty Office Equipment Co., Ltd.
- Address:No 546 Xiuwen Road, Shanghai China
1