China Leyou network "music" channel ---- is a completely independent large-scale music sharing exchange platform

The so-called "spectrum" refers to the music score (English is tab, score,musicbook,songbook, etc.), and "guest" refers to the person who is engaged in something,so "spectrum" refers to the arrangement, use, collection, love music and all the people engaged in music-related things.

China Leyou network "music" channel is a completely independent large-scale music sharing exchange platform.