What is the concept of Zhongguancun?

Zhongguancun: a district in Beijing, where businesses are concentrated and electronic products are the most abundant. The name of a group company in Zhongguancun and the name of a listed company involve real estate, property management, software development, biomedicine and other projects.

Baidu and Lenovo are independent companies, saying that they are Zhongguancun may be because these companies bought Zhongguancun's property. Huaqi doesn't know what role it is. If Citibank comes from Financial Street.