wwwxxx麻豆丨搞av.com丨99久久婷婷国产综合精品草原丨在线免费黄色网址丨免费的av片丨欧美午夜三级丨成人欧美一区二区三区在线观看丨精品国产精品网麻豆系列丨国外激情av片丨国产亚洲精品精华液丨国产乱码人妻一区二区三区丨国产草草草丨一本大道在线一本久道视频丨粉嫩小泬无遮挡久久久久久丨婷婷综合在线视频丨激情综合色五月丁香六月欧美丨三叶草欧洲码在线丨国产久操视频丨午夜偷拍福利视频丨jizz视频在线观看丨国产免费久久精品99reswag丨久久永久免费专区人妻精品丨三上悠亚精品二区丨亚洲精品国产第一区第二丨欧美性猛交xxxⅹ丝袜
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