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					Harbin Welding Research Institute Co., Ltd.
					Zhengzhou Machinery Research Institute Co., Ltd.
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					Wuhan Material Protection Research Institute Co., Ltd.
					Beijing Machinery Industry Automation Research Institute Co., Ltd.
					Beijing Institute of Mechanical and Electrical Research Co., Ltd.
					Machinery Development Technology Co., Ltd.
					China Machinery Productivity Promotion Center
					Zhongji Huanyu Certification and Inspection Co., Ltd.
					Beijing Machinery Science Guochuang Lightweight Research Institute Co., Ltd.
					Yunnan Institute of Mechanical Research and Design
					Jiangsu Branch of General Academy of Mechanical Science Research Co., Ltd.
					Haixi (Fujian) Branch Co., Ltd., General Academy of Mechanical Sciences
					Qingdao Branch of General Academy of Mechanical Science Research Co., Ltd.
			
            
		
            
		
            
			
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