青青操日本另类在线视频,色偷偷色噜噜狠狠网站久久,亚洲精品无码一区二区三区网雨,国产真实强被迫伦姧女在线观看
Contact us
Contact us
Location：Home>Contact us
China Academy of Machinery Science and Technology
Address:NO.2 Shouti South Road,Haidian District, Beijing, 100044,China
Tel: +86(0)10-88301811
Fax: +86(0)10-68340825
E-mail: cam@cam.com.cn
Subsidiary
Harbin Welding Research Institute Co., Ltd.
Zhengzhou Machinery Research Institute Co., Ltd.
Zhongji First Design and Research Institute Co., Ltd.
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.
About us
China Academy of Machinery Science and Technology (CAM), founded in 1956, is...
micro-blog
Copyright China Academy of Machinery Science & Technology Support：xinocheng