BSI Security Co., Ltd (BSI) is a Taiwan manufacturer with over 25 years’ experience as an Original Equipment Manufacturer (OEM) for U.S. and international customers.

Our products and components can be found in thousands of buildings from schools to airports, high rise buildings, metro stations as well as high security and military facilities worldwide.

We specialize in the design and development of high quality Architectural Hardware, Electro-mechanical building, and security hardware and leverage many innovation patents. BSI utilizes only high grade materials and the latest electronic technology to produce our “State of the Art” products. All processes are regulated by stringent manufacturing procedures and ISO quality assurance programs.

Products are constructed to comply with and exceed NC, ANSI and BHMA, BS EN, CE, standards and are typically UL listed and certificated to U.S. standards and beyond where required.

BSI has many years of product R&D and design experience and a long list of successful products with proven reliability. We provide a complete concept to product development solution.