SHANGHAI LUNSURE is an expert manufacturer specialized in bridge rectifier. Mainly of our products are exported to sell in overseas market. According to our customers' requirements, We can also provide them the other kinds of electronic components, Such as capacitors, resistors, inductor, relay, ferrite core, potentiometers, connectors and digital programmable timers. ISO9001:2000 Certificate No. US-2996UL No. *****252247