https://twitter.com/subzidite2/status/1657640125738946560
Basically they held a program for those who wanted to worked with VALORANT China as their official broadcast talent
The Top 20 out of 546 is then selected to attend a training camp house, which will later be graduated and given a contract to work as official caster for VALORANT tournaments in China
Wild Rift also did this and based on the process of how Wild Rift did this. Official League and Tournament is the next step after this (which for VALORANT is assumed to be the Champions Qualifier)
Discord