Swing windows systems are the name of a window installed on residential houses. Nowadays, many people are very particular about the style of home decoration, and they are very concerned about the overall decoration products. The following will introduce a very practical window: a swing window syste

Technology is the foundation, using hard-core research and development to reconstruct product definitions. 3H Building Hardware, which has been deeply involved in the industry for more than 40 years, has obtained more than 500 core technology patents and has a CNAS (China National Accreditation Service for Conformity Assessment) accredited laboratory.

The award-winning product, the curtain wall external swing hardware system, solves the problem of door and window hardware bearing, realizes automatic response to wind pressure and safety closed loop, and can be adapted to ultra-large curtain wall systems, becoming a model for the industry to improve both safety and efficiency.<br />
From traditional hardware to intelligent systems, from single products to ecological empowerment, 3H Building Hardware uses innovation as an engine to continuously break through industry boundaries, join hands with global partners build a better living environment.

As a brand that has been deeply involved in the field of door and window building hardware for more than 40 years, 3H Building Hardware brought a variety of products and solutions to the show, competing with more than 1,400 industry leaders to draw a new blueprint for the industry!

What is a door hinge?
A door hinge is a mechanical device that allows two objects to rotate relative to each other. It consists of two plates, one attached to the door frame and the other to the door itself. The plates are connected by a pin, which allows the door to swing open and closed.
Door hi