Silicon Chip

Having our creative R&D team members, we have our own wafer fabrications for zener diodes, power transistors, photo diodes, photo transistors, submounts and fast recovery diodes that always provide satisfactory in quality, cost and delivery to our valuable customers. Among those main wafer business, we are proud to announce that more than 95% of Korean zener diode, a surge protection device for LEDs, market is shared by us who has world best quality and world largest prodution capacity in zener diodes. Today, more than 60% of our sales revenue comes from overseas and we keep doing our best to ensure customers satisfaction throughout the world.