Locks and security systems for homes must be protected against burglary and theft, while being easy to use, and door fittings can be matched to home décor.

Tri-circle is a supplier of hotel locking systems, indoor safes and energy-saving energy management systems.

Protecting sensitive business information is extremely important. Therefore, office buildings and corporate environments need to be equipped with a high level of security systems.

Providing a safe and convenient learning and living environment for students and school staff is a major issue for schools.

The ordnance business mainly includes the management of armory access control, bullet cabinets, and sentinel duty cabinets, the control of the quantity of ordnance materials in the warehouse, and the dynamic monitoring of the daily storage and fire status of firearms and ammunition.