Tyan
| Company type | Private (3480, OTC-TW) | 
|---|---|
| Industry | Computers Consulting Servers Storage | 
| Founded | 1989 | 
| Founder | Dr. T. Symon Chang | 
| Headquarters | , | 
| Key people | Dr. T. Symon Chang, former CEO and President Dr. James Sytwu, former General Manager and Head of Engineering Mr. Sander Chang, former Vice-President of Operations Ms. Teresa Chen, former Vice-President of Finance and Controller Mr. Danny Hsu, Vice-President of Tyan Business Unit (TBU) | 
| Products | Motherboards Servers | 
| Number of employees | est. 250 worldwide (2007) | 
| Website | www | 
Tyan Computer Corporation (泰安電腦科技股份有限公司; also known as Tyan Business Unit, or TBU) is a subsidiary of MiTAC International, and a manufacturer of computer motherboards, including models for both AMD and Intel processors. They develop and produce high-end server, SMP, and desktop barebones systems as well as provide design and production services to tier 1 global OEMs, and a number of other regional OEMs.