according to the National Bureau of statistics Xining survey team price survey, in 2008 the city’s residents outside the dining food price index was 111.8%, up by more than last year, up to the highest since 2000. Among them, the local snack prices rose the most, an increase of 24.1% over the previous year, followed by staple food and cooking class, respectively, up by more than last year, and 10.4% and 7.5%. The rise in prices was mainly due to the consumption of rice, noodles, edible vegetable oil, meat, poultry and other prices rose sharply driven. In addition, with the income of residents increased year by year, people’s consumption idea, consumption level change and improve, residents in the number of dining out increased to a certain extent, promoted in the dining out food prices.