Established in 1993, we are a professional manufacturer of power supply and electrical instruments. Now, we have three branches in the Chinese regional centers of Shanghai, Hangzhou and Shenzhen. Our main products include UPS uninterruptible power supply, AC and DC power supply, accurate purification supply, power inverters, stabilizers, and such low electrical products as relays, bathroom heaters, circuit breakers, and wall switches. Meanwhile, to maintain our competitive edge in this ind... ...[More..]