The formation of "Shilin Tianwaitian", "Yunnan Mountain Spring" as the representative of the mineral water processing industry, a dragon restaurant as the representative of the catering service industry, the Qidian marinated corrosion as the representative of the sauce food processing industry, a dragon sand and gravel company and Chenggong Hengli Glass Factory as the representative of the construction and building materials industry of the four characteristic industries. The main products are mineral water, seven dian sauces, sand and gravel materials. 2004 1 to 10 months of mineral water production amounted to 63,000 tons, the output value of 28.6 million yuan, the main manufacturers are located in the seven dian village committee of yunnan Tianwaitian natural beverage limited company, the output of 30,000 tons, is located in the village committee of the songmao yunnan dashan beverage limited company yunnan mountain spring chenggong production base, the output of 25,000 tons, the rest of the two on the mineral water Respectively located in Guangnan village committee small whistle turnip village of Tianyunshan mineral water plant and three villages of ice white jade mineral water plant is; Pickle production amounted to 6,110 tons, output value of 24.44 million yuan, of which seven dian Yongsheng Pickle Co., Ltd. production of 4,000 tons, a dragon pickle factory production of 1,250 tons, the rest for part of the small pickle factory and private workshop production, to the family as a unit of the production of pickles of more than * * * 170 families, mainly distributed In seven Dian, Toudian two village committees; sand and gravel mining volume of 310,000 cubic meters, output value of 12.4 million yuan, mainly distributed in the Songmao stone folder area and Dazhou Matoushan area, including a dragon sand and gravel company's mining volume of 200,000 cubic meters, Chenggong Hengli glass factory's flat glass annual output of 31.5 million cubic meters, output value of 6.3 million yuan.