According to the official majors and minors registration page, Chai "Mushi" Yee Fung has joined the Chinese squad Team Aster.
Currently Mushi is still officially signed by Tigers, the organization he joined this January. After failing to qualify for DreamLeague Season 11, the team stopped playing with Mushi. Later this month the player participated in the Chinese qualifiers for StarLadder ImbaTV Dota 2 Minor for Team Aster, where they placed 3rd in the closed stage.
Earlier this month Team Aster parted ways with their mid player Gao "loveyouloveme" Yuan.