What do you mean by Yuan Xuan 1504?

Yuan Xuan 1504 stands for Zhang Zhenyuan, and Song stands for you and me forever.

Zhang Zhenyuan and Song are both members of the male singing group Age Youth League.

The two understand each other and have a sincere and profound friendship. The atmosphere together is different from others, and there is a feeling of quiet years.

And because in the chorus of the two, the voice is very harmonious, the teenagers meet in chorus, and the souls play together, so they are used by fans to shoot pure brotherhood CP.

1504 consider homophonic, representing you and me forever.