As one of the world largest volume manufacturers of diodes, we are able to turn out as many as 250,000,000 pieces per month which share 8-9% of the world market. In addition, our GPP round dice has been patented in eleven countries. 100% of our products are exported and sold in over 41 countries with more than 150 distributors and 3000 customers.We are the first manufacturer in china to be granted ISO-9002 international certification for rectifier diodes, while simultaneously establishing the management information system for company management. This means that from the time we receive you order, arrange production ( MRP-II ), right down to shipment, our entire service is computer controlled, ensuring you, the best quality and prompt deliveries.Having worked with eight of the most prominent international companies in the field, our R&D department can also meet any of your special technical demands. We manufacture in volume, yet still welcome small orders, OEMs and deliver in 4 weeks. Do not hesitate to contact us for further information, Enquires will be handled within two hours.