Multi isp with defualt gateway problem

[surfr]

I have two connect & two static ip address ,  i use gateway group to loadblance for outbound.
if i no set default gateway ,both two ip  can't visit from internet(all trafic ,icmp,https …) but can outgoing . is my config have some problem?

other, i want to use different static route for two isp , but policy route will igonre default gateway,how can i set it ?