Does anybody has schematics and code example on this 20A Ali board

Does anybody has schematics and code example on this 20A Ali board?

https://vi.aliexpress.com/item/1005007382240854.html?spm=a2g0o.order_list.order_list_main.34.21ef1802AZfogC&gatewayAdapt=glo2vnm