Shenzhen zhangqing electronic limited is founded in 2010 (before that we were called by another name). we are a professional manufacturer on switching power supply, including wall mount type and desktop type, LED power supply, linear power adapter and other wifi accessories, such as poe injector, poe cable, pigtail etc, who located in shenzhen, one central city of world electronic products area. Our main advantage on the area are special degsin on case, more economic power solution and quick action on customers need. 90% of our products are exported to Europe, North America, South and Middle...