Don't just mindlessly CC him. Once it's over or he walks out of the area, he can just Juggernaut away. Wait until the animation starts and then CC him to shut it down completely.
Ying's illusions can be used as barriers when BK is at his ultimate, they prevent BK from moving, like a pole, and abusing it can be the key to winning a team fight
When Zhin has his Counter stance up, take the time to reload your weapon, switch targets for a moment, or escape if needed , as you'll be hard-pressed to damage him while he's Countering.
BK is one of Evie's best counters, if you run a BK vs Evie take the royal subjects talent (since the hitbox of royal subjects is so big it won't be hard to hit Evie).
If you see a Evie ice blocking stack some bombs near her and detonate them