from August 19 to September 1
Pool A : Indonesia, Thailand, Japan, Hong Kong China, Philippines
Pool B : Korea, China, Chinese Taipei, Kazakhstan, Vietnam, India
Preliminary round : Aug 19~27
Quarterfinals : Aug 29
Semifinals : Aug 31
Finals : Sep 1
https://en.asiangames2018.id/sport/volleyball/
http://asianvolleyball.net/asian-games-2018/ (AVC)
As far as I see SNS, Thailand is also A team.