What feelings did Bai Lange Cruise express?

Bai Lange's cruise expressed his yearning and hope for a free life. According to the relevant public information, "Bai Lange Parade" is a song sung by the Lost Train Band, which was included in "Song of the Wandering Waves" by the 20 14 Lost Train Band EP. This song praises Bai Lange's free flight under the vast blue sky and brings people infinite hope for a better life.