Current

- GM, VIBO Telecom Inc. 
- GM/Board Director, Sin-Bao Investment Inc.
- Board Director, Yes Digital Multimedia Co. Ltd. 
- Board Director, Aurora Telecom Corp.
- Board Director, Taiwan Mobile Genie Co. Ltd.
- Supervisor, Kinpo Group Management Service Company. 

Professional Experience

- Chairman, Chunghwa Investment Co., Ltd.
- Chairman, Chunghwa International Yellow Pages Co.
- Section Chief, Computer Management Section, DGT 
- Director General, Operation Department, DGT
- Deputy Director General, Northern Regulation Stations, DGT
- Chief, Taiwan Taoyuan International Airport, Civil Aeronautics Administrations, M.O.T.C.
- Executive VP, Spokesman, VP of Sale Department, Chung-Hwa Inc.
- Associate Professor, National Chiao-Tung University & Soo-Chow University