Topdiode Manufacturing Company is a leading manufacturer and supplier of a wide range discrete components and capacitors, such as General Purpose Rectifier, Switching Diode, Zener Diode, TVS Diode, Schottky Diode, Bi-directional Trigger Diode, Fast Recovery Diode, Bridge Rectifier THT & SMT, Small Signal Transistors. Topdiode Manufacturing Company serves the consumer electronics, computing, communications, and industrial markets. Company headquarters, manufacturing facilities, design & engineering center are located in Hengyang, Hunan Province & JiNan, ShanDong Province since 1996. Sales office & warehouse center are located in Changping, Dongguan China. Own around 750 employees and 65 professional technical personnel; production capacity around 4.5 billion in 2012. The Company's manufacturing facilities have achieved the Quality Awards of ISO-9001:2008 certification.