According to Baidu Encyclopedia, China Eastern Airlines Co., Ltd. is a state-owned holding airline headquartered in Shanghai, China. On the basis of the former China Eastern Airlines Group, China Northwest Airlines was merged with China Yunnan Airlines. It is one of the three state-owned backbone aviation enterprises in China. Shanghai Airlines Co., Ltd. (referred to as "Shanghai Airlines" for short), formerly known as Shanghai Airlines, was established in198565438+February, and is the first commercial limited liability aviation enterprise with diversified investment in China. 20 10, 10 10 On October 28th, China Eastern Airlines successfully completed the joint reorganization through share swap and merger, and Shanghai Airlines became a member enterprise of New China Eastern Airlines. 20 10 On May 28th, Shanghai Airlines Co., Ltd., a wholly-owned subsidiary of China Eastern Airlines, officially put into operation. It can be known that Shanghai Airlines is a subsidiary of China Eastern Airlines, so in a sense, Shanghai Airlines and China Eastern Airlines belong to the same airline.