The supply of production factors,such as water,electricity,heating,etc.are adequate;water supply:the daily supply of tap water is 320,000 tons;power supply:there are 3500KV transformer substations,21220KV transformer substations,and 57110KV transformer substation;gas supply:the annual supply of gas is more than 0.2 billion cubic meters,and the gas pipeline network has covered the built-up areas of the city;heating supply:the urban heating capacity exceeds 350,000 tons/year.