Hefei has four administrative districts, namely Baohe District, Shushan District, Yaohai District and Luyang District. Hefei High-tech Zone is called Hefei High-tech Economic Development Zone, which is a national development zone. There are many high-tech industries in this area, such as Tongwei Solar and Hefei Lianbao. At the same time, according to public information, Hefei High-tech Zone belongs to Shushan District.