Outstanding functions built in hinge

Hinge serving as door closer, Powerful closing force, built-in stop function and wide range lineup

Technological power ahead of the world

Door built-in type, Most suitable for fire protection, open smoke ventilation and air supply doors, and wide range lineup.

Latest technology where a simple external design incorporated with a
precision mechanism.

Suitable for high-class doors in intelligent buildings, hotels, residential
houses, and similar buildings.