Which is better, United Airlines or China Southern Airlines?

China Southern Airlines. China Southern Airlines is one of the three major state-owned airlines in China, while China United Airlines is not. Moreover, the service quality of China Southern Airlines ranks first in the country and enjoys a high reputation. So compared with China Southern Airlines, China Southern Airlines is better. China Southern Airlines Co., Ltd. (hereinafter referred to as China Southern Airlines), headquartered in Guangzhou, was established on March 25th, 1995. With the blue vertical tail inlaid with red kapok as the company logo, it is the airline with the largest number of transport planes, the most developed route network and the largest annual passenger traffic in China.