Nanjing Yue Yun-hui Automation Equipment Co., Ltd. is one of the largest in the field of industrial automation and strength of specialized companies, is a comprehensive engineering and technology professionals committed to the development of the industrial automation field, the transformation of equipment, high-tech product development and application of high-tech enterprises. Since its inception, has been engaged in research and application of AC and DC speed control. On the development of various types of converter, DC converter, PLC, HMI, servo drives and other products, agents, sales, commissioning, engineered, programming, maintenance, etc., with a number of professional and technical solid wealth to forge spirit of scientific and technological personnel, including high, intermediate technical staff accounted for more than 80%. Medium-sized enterprises with a complete automation project experience. Especially for multi-frequency synchronous control, industrial automation constant tension control, constant pressure water supply control, fan voltage control, lifting potential energy control, process control, distributed control and other high-end has a specialty. Long service in the iron and steel, petroleum, chemical, metallurgy, power plants, aluminum, textiles, printing, machinery, machine tools, paper, water, coke, food processing, pharmaceutical and other industries, has accumulated a wealth of experience. Nanjing Yun Yue-hui Automation Equipment Co., Ltd. and imported Delta, LG, Sanken, Mitsubishi, Fuji, Yaskawa, Omron, Hitachi, Panasonic, Siemens, the United States AB, Finland ABB, Schneider, Danfoss, China Shankland, Convo. Huifeng, Flextronics., Japanese industry, Emerson and other well-known companies to establish a broad and stable trade and technical cooperation network, to grasp the domestic and foreign high-tech and information, to introduce the most advanced products.