
General Iron and Steel Research Institute of the Ministry of Metallurgical Industry

Xiamen Maifeng Seal Products Co. Ltd.

Hangzhou Zhiweiguan Food Co. Ltd.

Guorun Biological Technology (Shenzhen) Co., Ltd.Guangdong Sheng, China

Suzhou Xinyou Mould Technology Co., Ltd.Jiangsu Sheng, China

Metcraft, Inc.Missouri, United States

Kunshan Innovation Research Institute of Xi'an University of Electronic Science and Technology

Chang-jin Lee

Zhejiang Jinao Automobile Equipment Co. Ltd.

Zigong Dongfang Gas Equipments Co. Ltd.

TONGXIANG HUALIN SILK CO.,LTDZhejiang Sheng, China

Fujian Liangci Technology Co., Ltd.Fujian Sheng, China