China National Machinery Industry Corporation
SINOMACH Precision Industry Co., Ltd.
China National Machinery Industry International Co., Ltd.
Industrial Diamond Association of China
Abrasives Association of China
Coated Abrasives Association of China
SINOMACH Exhibition Co., Ltd.
Henan iAbrasive Network Technology Co., Ltd.
CMEC International Exhibition Co., Ltd.
The People’s Government of Zhengzhou
Henan University of Technology,
The National Center of Abrasives & Grinding Tools QC Supervision and Inspection
National Technical Committee on Abrasives & Grinding Standardization
Abrasives Association of Guangdong
Hardware Abrasives Association of Guangdong