Before liberation, only sporadic lime kilns and five companies set up by Hepu county government in Jinniuling, Zhai Wei were used for iron ore mining in 22 years of the Republic of China (1933). After liberation, the county people's government set up state-owned enterprises in Zhai Wei according to its rich mineral resources. 1954, the county government took over the lime kiln of Zhaiwei No.3 Middle School and built the local state-owned Fengmen lime factory in Pubei County. 1957, Zhaiweisong Fragrant Factory in Pubei County was completed and put into operation. Since then, Zhai Wei Canning Factory, Zhai Wei Sugar Factory, Zhai Wei Cement Factory, Alcohol Factory and Starch Factory have been built one after another. By 1990, there were 1026 enterprises in the whole town, including 3 township-run enterprises, 2 village-run enterprises and 992 individual joint ventures, involving fireworks, agricultural machinery repair, building materials, electricity, chemical industry and other industries, with 3073 employees. 199 1 year later, the planning of the industrial park was completed and the preferential policies for the industrial park were introduced. Successively cooperated with Beijing Normal University, Rubber Design Institute of Ministry of Chemical Industry, Shandong Foundry and Forging Institute, Hong Kong Ruijing Industrial Co., Ltd. and other units, and introduced funds to establish a number of high-tech enterprises such as Songpu Cement Co., Ltd. and Tianjun Beverage Co., Ltd. 1994, which was recommended by the Ministry of Agriculture as the first batch of East-West cooperation industrial demonstration zones for township enterprises in China. 1996, speed up the reform management of state-owned enterprises, including county rosin plants, county fertilizer plants and sugar factories. Successive reforms, smooth subcontracting to produce benefits; At the same time, increase investment attraction, introduce and settle in a number of industrial enterprises. In 2005, * * * introduced (expanded production) 2 1 project, among which the larger enterprises were Pubei Qianglong Fireworks Factory, Shimentan Hydropower Station, Zhaiwei Wangxing Paper Factory, Zhaiwei Sanjiang Knitting Factory, Hualong Paperboard Factory and Lemei Supermarket. Building materials, papermaking, fireworks, cassava deep processing, plastic processing, knitting, wood rosin processing and phosphate rock with emerald as the leading products are formed. In 2008, the newly-built plywood factory of Jade Real Estate Co., Ltd. with an investment of 20 million yuan and the newly-built 600,000-ton cement grinding station of Jade Real Estate Co., Ltd. with an investment of 45 million yuan started construction in Zhai Wei Industrial Park. The total industrial output value of the town is11670,000 yuan, of which the industrial output value above designated size is1870,000 yuan.