Multi Wan connection issue

Hi ,
I have 2 routers ccr2116 with the following details :
router1 - 12 WAN Connection
router2 - 12WAN Connection
and in my LAN I have 240 Vlans in the router1 i have done routing of 120vlans to make like each 10 Vlan route to a Specific WAN Connection
and now I need to route the remaining vlans to go throw 2nd Mikrotik router .
Screenshot 2023-11-08 at 11.54.37 PM.png