Single industrial structure. In the economy into the new normal, the industrial structure of change in the environment, the industrial structure of a single, coal and electricity alone has become a bottleneck hindering the development of big data in Huainan. Huainan, the ancient name of the state to come, prefecture-level cities in Anhui Province, the country's important energy city, located in the north-central part of Anhui Province, east and Chuzhou City adjacent to the southeast and Hefei City border.