China General Aviation was acquired in 1997 by a company headquartered in which airport ?
China General Aviation:  It was acquired by China Eastern Airlines in 1997. China Eastern Airlines: China Eastern Airlines Corporation Limited (, colloquially known as 东航/東航) is an airline headquartered in the China Eastern Airlines Building, on the grounds of Shanghai Hongqiao International Airport in Changning District, Shanghai, China.
i don't know