
Jiangsu Ruihe Chemicals Co. Ltd.

Dalian Anda Nonferrous Metal Casting Co. Ltd.

Suzhou Guji Electronic Technology Co.,Ltd.

Beijing Weibo Vision Technology Co., Ltd.

Shandong Energy and Environment Research Institute

Shanghai Parker Thermal Ceramics Co. Ltd.

Shenzhen Senyi Shudian Intelligent Technology Co., Ltd.Guangdong Sheng, China

Weida Petroleum Equipment Co., Ltd.

Anhui Qianyuan Pipe Industry Co. Ltd.

Wen-Chang Huang

Kunshan Jianyou Technology Co., Ltd.

Mi-Jung Kim