Yishi Electronic Technology is an industry leader in the design, development and production of high quality electronic systems and components. As a professional in LED lights , wirless communication and Electronic board manufacturer, we provides customers with high class products and competitive price and senior service. Main products: 1. LED lights, LED lamps, LED bulb, led spotlight (MR16, E27, GU10 base) 2. PCB assemble, electronic OEM, ODM 3. RF modules, wirelesss data module, wireless transmtitter and receiver;