You can open a catering. The electricity consumption of a catering establishment is relatively large.

1, if you use a large electric frying pan, the electrical load is fifty kilowatt-hours, plus other electrical loads, almost 100 kilowatt-hours, and also three boxes of electricity.

2, if frying, steaming with gas, the whole power consumption is also ten kilowatt-hours, but for fire safety considerations are generally not allowed to use gas, natural gas is available.