Are you really sure that is happening because Chinese players likely from Taiwan or playing on some sketch VPN because playing the real game is important and in communist China the real game is not allowed.
Consider that for a moment the massive language barrier, the vast majority of the worlds population only speak their own native languages not English, so there is also that bump in the road.
So while some may seem.like they are bots because they don’t talk or socialize with you they prolly don’t know how to communicate effectively with you.