can anyone tell me how to sync the wallet?
Open the wallet debug window, go to the console tab and type in
addnode 61.131.38.207 add
and
addnode 198.55.119.124 add
14:55:52

Welcome to the EquinoxCoin RPC console.
Use up and down arrows to navigate history, and Ctrl-L to clear screen.
Type help for an overview of available commands.
14:56:20

addnode 61.131.38.207 add
14:56:20

Method not found (code -32601)
14:56:27

addnode 198.55.119.124 add
14:56:27

Method not found (code -32601)
I do it but seems doesn't work?
Looks like they've disabled the addnode option. You'll need to make .conf file then. You can find the template in the OP.