Xiangtan electrochemical Group Co., Ltd. Xiangtan, also known as Liancheng or Tancheng, is rich in Xianglian. In the era of planned economy, there are many large state-owned enterprises, among which xiangtan electrochemical Group Co., Ltd. is the best company there and the largest electrolytic manganese dioxide producer in China. State-owned enterprises refer to wholly state-owned enterprises, wholly state-owned companies and state-owned capital holding companies that the State Council and local people's governments perform the responsibilities of investors on behalf of the state respectively.