How does the US Mission make a profit through takeaway and hungry?

1, advertising revenue of alliance business, to maintain the normal operation of the system;

2, joint enterprise industry advertising revenue, maintain the normal promotion cost of the system;

3. The revenue of the data analysis report after the sales analysis of the customer data big data database is a big head and huge profits. The report can be sold to catering, market analysis, consulting companies, industry associations, AQSIQ, Food Safety Bureau, etc. And even get huge subsidies from the state;

It doesn't matter how much the shelf fee is, it's not the main income.