
Chongqing Vocational and Technical College of Industry and TradeChongqing Shi, China

The IONTO-COMED GmbH

Xiamen Zhaisu Arts & Crafts Co., Ltd.

Ganzhou Baoside Machinery Technology Co., Ltd.

Hunan Liancheng Rail Equipment Co., Ltd.

Guangdong Fanshida Agricultural and Animal Husbandry Fan Co., Ltd.

Anhui Liuxi Intelligent Equipment Co., Ltd.Anhui Sheng, China

Innovative Surface Technologies, Inc.Minnesota, United States

Shandong Zhuoyuan Architectural Design Co., Ltd.Shandong Sheng, China

China Petroleum & Natural Gas Pipeline Engineering Corp.

Allytec AB

Inner Mongolia Huadian Mengdong Energy Co., Ltd.