
Luoyang Refractory Research Institute, Ministry of Metallurgical Industry

Asahi Kasei Fiber Co., Ltd

Karamay Siwei Petroleum Technology Co., Ltd.

Caretex A/SChon Buri, Thailand

Dongguan Huimei Starch Technology Co. Ltd.

Nanjing High Drive Motor Manufacturing Co., Ltd.

Tianjin Longhai Dongsheng Metal Products Co., Ltd.

Zhongshan Neptum Sanitary Ware Co. Ltd.

Wuxi Zhiyi Cooling and Heating Technology Co., Ltd.

Shenzhen Jiaxin Decoration Design Engineering Co., Ltd.

Nakanihon Juki KK

Guangzhou Huixin Technology Co., Ltd.