Relationship between China United Airlines and China Eastern Airlines

China United Airlines is a subsidiary of China Eastern Airlines. According to Business School Magazine, China United Airlines Co., Ltd. is a wholly-owned subsidiary of China Eastern Airlines, headquartered in Beijing, with 57 aircraft. Headquartered in Shanghai, China Eastern Airlines Co., Ltd. is one of the three major state-owned backbone airlines in China. Its predecessor can be traced back to1the first flight squadron established by Shanghai Civil Aviation Administration in June, 957.