Which airline does mu refer to?

MU is Eastern Airlines. \ x0d \ x0d \ flight number: generally, the first two letters or the combination of letters and numbers represent airlines, which is a two-character code stipulated by the International Aviation Association. Some airline codes are as follows: \x0d\ China International Airlines-CA China Northwest Airlines-WH China Southern Airlines -CZ \ x0d \ China Southwest Airlines-SZ China Eastern Airlines-MU China Northern Airlines -CJ \ x0d \ Xiamen Airlines-MF Xinjiang Airlines-XO Yunnan. Shandong Airlines-SC Shenzhen Airlines-4G Shanghai Airlines -FM \ x0d \ AVIC Zhejiang Airlines-F6 Sichuan Airlines-3U Wuhan Airlines-Wu \ x0d \ Hainan Airlines-Hu China Xinhua Airlines-X2 Changan Airlines -2Z \ x0d.