Nanjing First Second Power Equipment Co., Ltd. is positioned in national Nanjing high technology industry development zone. It is a high technology company including the R & D, manufacturing and selling. Our products include photovoltaic controller, wind electrical controller and inverter. There are a lot of specialists in our company. We have passed the quality management system of ISO9001: 2000, and get the permission of telecom product to join the electrical net by the checking of Chinese information industry ministry. In addition, our products have been approved by information industrial ministry quality inspection and test center, GEF project of world bank, world environment fund, reproducing energy and national lighting engineering. In the project of sending electric to village of 'China brightness project, our products are widely used.