ShangHai Mingwei Automation System Co., Ltd., professional manufacturer of switch power supply, is a design and development, professional production of high-tech companies. Founded in 2007. Produced by switching power sup......ShangHai Mingwei Automation System Co., Ltd., professional manufacturer of switch power supply, is a design and development, professional production of high-tech companies. Founded in 2007. Produced by switching power supply with a low price, stable performance, reliable, long service life, is now widely used in industrial automation, LED display, communications, instrumentation and other industries, is the ideal transformer to replace the traditional control products. Ming Wei investment switching power supply designed to meet IEC950, UL1950 U.S. UL1012, TUV, EN60950 European EMCLVD and other relevant standards. Products have been the British company SGS certification authority of the ISO9001: 2000 quality system certification. Now there are dozens more products passed CE certification. Product aging rate of 100%, 99% or more by aging. Therefore has a broad international use of space, our products sell well all over the country far Xiao United States, Europe and Southeast Asia.