EACHEN WiFi Switch For Gas Water Valve (EWelink APP)

Do you know how to integrate with the EACHEN WiFi Switch For Gas Water Valve (EWelink APP).
Can I use AlexxIT / SonoffLAN ?

https://ewelink.eachen.cc/product/eachen-wifi-switch-for-gas-water-valve-controller-gw-rf-ewelink-app/

I would also like to know this.