We are a professional design, production, testing and installation company  of structural devices with over 50 years’ experience in the field.

Hirun International has been involved in the design of bearings, anti-seismic devices, post tensioning and expansion joints for the most important infrastructure lines of the world and for strategic buildings like hospitals schools and administrative compounds.

We are currently supplying the special supports for the Bangkok Monorail and the Indonesia High Speed Rail.