About 3Si

3Si is a critical technology company dedicated to providing clients with total security solutions and after sales support. 3Si provides each customer with a cost effective, functional integrated security solution. This is accomplished by first understanding our customer’s needs. Then, utilizing our extensive knowledge of products, system design, as well as a close working relationship with the industry’s leading manufacturers, we create the “solution”.

3Si is at the forefront of developments in new technology, enabling our customers to take full advantage of modern day advances such as network convergence and wireless connectivity.