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TSI Headquarter  
1-2, Li-Hsin Rd I,
Science-Based Industrial Park, Hsinchu,
Taiwan, R.O.C.
Tel : +886-3-5780393
Fax : +886-3-5784111
Inquiries :
Support :
About TSI
About TSI

TSI designs and develops state-of-the-art wireless communications products for the RF communications and GPS markets. Since its founding in 1990 by a team of U.S-educated professionals, TSI has built a strong reputation in RF and microwave communications technology by consistently delivering high quality designs and customer-focused support.

TSI’s portfolio spans an array of wireless communications products in the DAS, MMDS, outdoor Wi-Fi and GPS areas. In particular, TSI’s high quality DAS has earned TSI industry recognition as the market leader in the DAS communications market. TSI extended its reach into the GPS market and has gained substantial growth since the development of its first GPS receiver in 2004. The company now offers a wide variety of Bluetooth GPS receivers, GPS data loggers, tracking devices, and modules for embedded GPS applications.

TSI’s headquarters is situated in the internationally renowned Hsinchu Science Park in Taiwan. A strong believer in the spirit of partnership, TSI has collaborated on projects with partners from industry, academia, and government, including Scientific-Atlanta, BarcoNet, National Taiwan University, and Taiwan’s ROCSAT (Republic of China Satellite) program. has been ISO 9001 certified since 2000.

TSI is listed on the Taiwan Over-the-Counter Securities Exchange under the ticker symbol 5348. For more financial information, click here to setsiarch the Taiwan Stock Exchange’s Market Observation Post System.

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