Since 1992, Donghua has been dedicated to R & D, production, system integration, sales and service on electric drive, and electric power equipment. We have been active in electricity, petroleum, chemical industry, metallurgy, paper making, mining, ports and shipping areas. In the past 20 years, the electric drive business, especially ABB drives business was Donghua&＃039;s fundamental and core business. As one of the earliest and largest integrated distributor of ABB drive, we owned good reputation among customers. DC power supply of the DCB500 series was self-developed by us in 1996, and it led in the domestic market by high-capacity battery and regenerative invert technology. We have kept the largest sales records on DC power systems in China all the time, and 70 percent of the power plants in Zhejiang province use DC power supply of the DCB500 series. We are committed to a high level of quality in our design, production and services, and we hold certification to ISO9001:2000 including all-digital DC power supply of the DCB500 Series, transmission and low voltage control cabinet. It has an absolute advantage on its reliability and high power application especially to power plant users. Our company lies in East China, and sets up a nationwide sales and service network, to implement a platform strategy of integration on information and sales, differentiation on application and customer, and localization on logistics and service. Besides Zhejiang province, we have sales and service organizations in Beijing, Shanghai, Nanjing, Hefei, Fuzhou, Xiamen, Nanchang, Wuhan, Changsha, Shenyang, Xi&＃039;an, Taiyuan, Zhengzhou, Chengdu, Chongqing and other places. Owning to the implementation of this platform strategy, our company performance has kept 50%-100% growth momentum for several years. While sales platform was expanded, our application to the industry also got good achievements. Especially in hoist application, mining equipment, test bench kit, wind power generation, ship, photovoltaic power generation and other new industries, we have reliable solution program and excellent application performance. Reliability and help is both Donghua&＃039;s cultural basic point and Donghua people&＃039;s long holding core concept. In addition to reliability, still reliability, we are willing to do our utmost to achieve reliable product, reliable human character and reliable result. Doing customers a favor is equal to doing ourselves a favor. We are willing to help customers with a reliable basis to meet customer&＃039;s value realization, that is also to achieve Donghua&＃039;s value. Please feel free to contact us and look forward to being your sincere partner for drive solutions and automation services.