2. Chinalco International Technology Development Co., Ltd. (Beijing)
3. Chinalco International Shenyang Branch and Shenyang Aluminum-Magnesium Design and Research Institute Co., Ltd. (Shenyang, Liaoning Province)
4. Chinalco International Guiyang Branch and Guiyang Aluminum-Magnesium Design and Research Institute Co., Ltd. (Guiyang City, Guizhou Province)
5. Changsha Nonferrous Metallurgy Design and Research Institute Co., Ltd. (Changsha City, Hunan Province)
6. Luoyang Nonferrous Metal Processing Design and Research Institute (Luoyang City, Henan Province)
7. China Nonferrous Metals Industry Changsha Survey, Design and Research Institute Co., Ltd. (Changsha City, Hunan Province)
8. Chinalco Real Estate Development Co., Ltd. (Beijing)
9. China Sixth Metallurgical Construction Company of Nonferrous Metals Industry (Zhengzhou City, Henan Province)
10. Zhongse Twelfth Metallurgical Construction Company (Taiyuan City, Shanxi Province)
wholly-owned subsidiaries
1 1. Tianjin Jin Aluminum Construction Co., Ltd. (Tianjin)
12. shandong aluminum industry engineering company (Zibo)
13. Great Wall Aluminum Construction Company (Shang Jie, Henan)