Approximate budget. The freezer deposit 1,000 Coke refrigerator deposit 1,500 cigarettes 8,000-10,000 (of course, can also be less every week to set a time,) the wine depends on what grade you are on, the district sells 3,000 about the same. The cash register electronic weighing = 1500 shelves each 150-270

The rest of the goods money (small food daily necessities, etc.) is expected to be about 20,000 yuan.

40 square meters is a bit small

Unless you sell very expensive. Normal price point profit is about 15%,