how to block specific ip for hotspot users?

hi
i have blocked specific ip address in firewall of my router in forward chain and it is working fine for users that is in IP Binding section ( they not redirect to hotspot)

but

problem is with hotspot users .they not affected by this rule after successful login into network .

both hotspot users and that users that they listed in IpBinding section are in same network .

any idea is appreciated .

is there any idea ?