Yaozhou District, Tongchuan City. Tongchuan, a prefecture-level city under the jurisdiction of Shaanxi Province, is located at the junction of the eastern part of the northwest region, central Shaanxi, the Guanzhong Basin and the northern Shaanxi Plateau. Inquiring the company registration information of the city's Industrial and Commercial Bureau shows that Baihua International Airport is located in Yaozhou District, Tongchuan City. Bureau refers to the Administration for Industry and Commerce, which is the government department in charge of market supervision and administrative law enforcement.