
Showa Kasei Co. Ltd.Japan

Xuzhou Caoshi Chemical Machinery Manufacturing Co., Ltd.

Handtmann Light Metal Foundry Tianjin Co. Ltd.

Guangzhou Yinguang Electronic Industry Co.

Tami Intelligence Technology (Beijing) Co., Ltd.Beijing Shi, China

Suzhou Jingdingxin Optoelectronics Technology Co., Ltd.

Suzhou Yishuang New Material Co., Ltd.

Hanvit Industrial Co. Ltd.

Shanghai Investigation, Design & Research Institute

Dong-gyu Lee

Continental Research Corp.Missouri, United States

Rem Technology, Inc.