Baiyun District, Guangzhou  Baiyun District is one of 11 urban districts of the prefecture-level city of Guangzhou, the capital of Guangdong Province, China. The district is located in the city's northern suburbs, and is named after the Baiyun Mountain (the "White Cloud Mountain"), one of the area's natural attractions. There are currently 18 subdistricts and 4 towns. On 19 December 2013 four new subdistricts (Yuncheng, Helong, Baiyunhu, & Shimen) were established from carving out of existing subdistricts. For many years, Guangzhou's main airport, the (Former) Guangzhou Baiyun International Airport was located within Baiyun District. In 2004, the airport was relocated farther north from the city center. Although the new airport has retained the name Guangzhou Baiyun International Airport, most of it is actually located in the neighboring Huadu District, just north of its border with the Baiyun District. China Southern Airlines is headquartered in the Baiyun District.  9Air is headquartered in Xicheng Village, Renhe Town (人和镇), Baiyun District. Baiyun is currently service by five metro lines operated by Guangzhou Metro:   Guangdong Prison Administrative Bureau is headquartered in the district. International schools in Baiyun District: