The birth and the growth of PT. SUTINDO RAYA MULIA cannot be separated from the existence of Rangka Raya. In the 1960s, Rangka Raya started it?s business as a small local industrial hardware stock supply center, servicing only a small area. It later diversified into 3 separate specialized industrial stock supply centers : for carbon steel, non-ferrous metal, and stainless steel. Since 1997,PT. SUTINDO RAYA MULIA is the entity specializing in stainless steel supply