Guangdong Hottech Co. Ltd (headquarters) established in 1992, is a leading global semiconductor production services, is a national high-tech enterprise certification. Initially dedicated to passive components, chip resistors, chip capacitors R & D and production. Incorporated in Guangdong Hottech Co. Ltd. in 2000 (now a subsidiary of Industrial Company). At the same time, the enterprise to expand the scale of investment in research and development and production of active components: diodes, transistors, field effect transistor (MOS) and IC and other series of products, mainly used in: power supply, wearable digital products, home appliances, electronic communications, automotive electronics, instrumentation, electronic toys, electronics, medical electronics, aviation security aerospace. Independent and Ketai independent brands are: semiconductor components and passive components.