
Beijing Amasi Heat Exchange Equipment Manufacturing Co., Ltd.

Jiangsu Hegang Heavy Industry Co., Ltd.

Guangzhou Vocational University of Science & Technology

China Railway Tunnel Group No. 1 Co., Ltd.Chongqing Shi, China

Baiyin Fengbao Agrochemical Technology Co., Ltd.

Guangdong NanAo Transportation Equipment Co., Ltd.

Jiangmen Xinhui Yonghua Stainless Steel Product Co. Ltd.

Beijing Bootek Technology Development Co., Ltd.

Shenzhen Aishen Yingtong Information Technology Co., Ltd.Guangdong Sheng, China

Dressler Group GmbH & Co. KG

Raspberry PI (Trading) Ltd.

Wuxi Konstant Power Tech. Co., Ltd.Jiangsu Sheng, China