Macronix International Co. Ltd
- Designs, manufactures, markets and supplies nonvolatile memory integrated circuits including mask read-only memory, erasable programmable rom, flash memory products and logic products such as audio, network, clock generator and graphic applications device
- http://www.macronix.com/

Hsin Yuan Industry Co., Ltd.
- Manufacturer and exporter of car speakers, home audio, wall speakers, ceiling speakers, waterproof boat speakers and computer speakers.
- http://www.hsinyuan.ttnet.net/

Lightspeed Co.
- Manufacturer of modem, fax modem, Router, Video Conference, Capture Card, pcmcia, ISP Sharing and internet tv.
- http://www.lightspeed.com.tw/