It's difficult to work out the terms you gave us accurately. We don't know your recipe.

that place

Yes, just follow the usual dishes.

gross profit rate

Come on, it's 55%

1200*55%=660

Open 350 days a year

350*660-40000-70*365- 12* 13000=9450

This does not include taxation, industry and commerce, health,

depreciation of fixed assets

wait for

expense

Not making money at all.

If you want to make money, you must expand.

turnover

.

salary

It's a bit high, and human resources should be fully and reasonably arranged.