Equality, unity, mutual help and common prosperity are the basic principles of the Chinese government in handling the relations between ethnic groups. The Constitution of the PRC specifies that all ethnic groups are equal. The state guarantees the lawful rights and interests of the minority peoples. Discrimination against or oppression of any ethnic group is prohibited; all acts that undermine the unity of the ethnic groups or create splittism among them are forbidden. Big-ethnic group chauvinism, mainly Han-chauvinism, or chauvinism on a local level, is banned. Every ethnic group has the freedom to use its own spoken and written languages, and to retain or change its customs.

Beijing Capital International Airport, under the administrative control of Civil Aviation Administration of China (CAAC), officially opened on March 2, 1958. With the development of civil aviation business and the increasing volume of passenger and cargo transportation, it was expanded in large scale. The Passenger Terminal 1, covering an area of 60,000m2, and auxiliary facilities, including parking apron and car parks, officially put into service on January 01st 1980. Terminal 1 was designed to serve 60 flights daily and 1,500 passengers at peak hours. The facilities at flight areas of the expanded Beijing Capital International Airport was meeting the 4E standards required by International Civil Aviation Organization.

With the continuous growth of quantity of international airlines to Beijing and the density of international flights, the Terminal was enlarged again from October 1995 to November 1999. The Terminal 2, covering an area of 336,000m2 and equipped with state-of-the-art facilities, officially went into operation on November 01st 1999. Terminal 2 is able to handle 26,500,000 passengers yearly and 9,210 passengers at peak hours.