1, Zhangpu Petrochemical Plant: This is one of the largest chemical enterprises in Danan Office of Zhangpu County, focusing on the petrochemical field. The factory mainly produces and processes petroleum products, including petroleum refining and coking.

2. Zhangpu Dananban Textile Factory: This factory specializes in textile production, mainly producing all kinds of textiles, such as cotton textiles, silk textiles and wool textiles. This factory is famous for its high quality and innovative products.

3. Zhang Pu Da Nan Ban Electronics Factory: This is a professional manufacturer of electronic products. This factory produces all kinds of electronic products, such as electronic components and electronic equipment. Enjoy a good reputation in the industry, products are exported to domestic and foreign markets. Zhangpu County, located in the south of Fujian Province, China, is a county-level city under the jurisdiction of Zhangzhou City. Zhangpu County is high in the east and low in the west, with undulating mountains and rivers. It is rich in natural resources, including mineral resources, water resources and farmland resources.