Tianan is national key high-tech enterprise, and Zhejiang provincial leading enterprise in electrical industry. Under the company there are 1 R&D center, 10 specialized subsidiary companies, and more than 70 marketing offices. There are more than 3000 employee working in the headquarter (Technical staff makes up 35%) and the land covers more than 600,000 square meters. Total asset is RMB 2 billion. The company ranks among top five in terms of overall economic performance and sca