2. Biomedicine and health industry: Zhongguancun has a number of innovative biomedical enterprises and scientific research institutions, involving drug research and development, biotechnology, medical devices, medical health and other fields.
3. Clean energy and environmental protection industry: Zhongguancun Demonstration Zone is committed to promoting the development of clean energy and environmental protection technologies, including solar energy, wind energy, energy conservation and environmental protection.
Closed in July! On the last trading day of July, the three major indexes of A shares rose collectively, and the Shanghai Composite Index stood at 3,300 po