China Southern Airlines Company Limited is an airline headquartered in Baiyun District, Guangzhou, Guangdong Province, China. Established on 1 July 1988 following the restructuring of the Civil Aviation Administration of China that acquired and merged a number of domestic airlines, the airline became one of China's ''Big Three'' airlines (alongside Air China and China Eastern Airlines), the world's sixth-largest airline measured by passengers carried and Asia's largest airline in fleet size, revenue and passengers carried. With its main hubs at Guangzhou Baiyun International Airport and Beijing Capital International Airport, the airline operates more than 2,000 flights to 208 destinations daily as a member of SkyTeam. The logo of the airline consists of a kapok flower (which is also the city flower of Guangzhou) on a blue tail fin.

Is it true that is air china and china southern airlines the same?
no