What airline code is GS?

The replacement of aviation code by Grand China Express Airlines Co., Ltd. (hereinafter referred to as "Grand China Airlines") is a great progress in the development of regional aviation in China. Grand China Airlines is the first professional regional air transport enterprise in China, and officially changed its flight code from HU of Hainan Airlines to GS of Grand China Express, realizing that the code between GS and HU enjoys * * *, which has repeatedly proved that the airline business in the aviation industry will be smoother.