The catering industry gross profit is generally in the operating income of about 50%, the cost is mainly rent, utilities, staff wages, purchase of raw materials and so on. So if you want to make money, first of all, like rent, staff wages, these fixed costs about how much money, how much income must be achieved each month to protect the capital, and then is to make money. Secondly, the location should be selected, the quality of food flavor should be good to have repeat customers, in order to continue to operate.