Huang-Hsiang Sun (R), general manager of China Airlines, issues a membership card to Lin Chiling, a famous model from Taiwan, during the press conference in Taipei, southeast China's Taiwan, Jan. 3, 2013. China Southern Airlines, China Eastern Airlines, Xiamen Airlines from mainland and China Airlines from Taiwan on Thursday signed an cooperation contract and launched the"great China, fly together" program, aiming at providing better services by sharing resources together. (Xinhua/Xing Guangli)