
Zhuzhou Jinggong Cemented Carbide Co. Ltd.

Suzhou Century Tiancheng Information Technology Co., Ltd.Jiangsu Sheng, China

Fujian Yonghong Environmental Protection Technology Co., Ltd.Fujian Sheng, China

Eastex Industrial Science & Technology Co. Ltd.

Jiangsu Zhengtian Heavy Industries Co. Ltd.Jiangsu Sheng, China

Guangzhou Rigal Electronics Co. Ltd.Guangdong Sheng, China

Porous Technologies LLC

Deokheung Co. Ltd.South Korea

Aerospace Environmental Engineering Co., Ltd.

Shanghai Zhihan Environmental Protection Science and Technology Development Co.,Ltd.Shanghai Shi, China

Guangzhou Pinwei Software Co., Ltd.

Zhejiang Lutong Composite Materials Co., Ltd.Zhejiang Sheng, China