DAV Refractory Sdn Bhd supplies quality refractory and heat insulation materials for a wide range high temperature services. Our main office is located in Klang, Selangor, Malaysia.

Progresif Kukuh Sdn Bhd is a company that specializes in insulation materials, refractory materials, acoustic products and ceiling materials. Our main office is located in Shah Alam, Selangor, Malaysia.

Thermaltech Solutions Sdn Bhd specializes in industrials furnace works, design, supply & installation and management of refractory linings for all high temperative industrial processes. Our main office is located in Klang, Selangor, Malaysia.

We specialize in hot & cold insulation refractory and engineering work.

We are the leading refractories and insulation materials supplier company in Malaysia, specializing in all types of auxiliary steel making additives.

Optimal Engineering Sdn Bhd provides engineering services in CNC machining, welding, fabrication, installation, maintenance, assembly and assistance in commissioning.