Established in 1992 and certificated by ISO in 1999, Beijing Allied Rongda Engineering Material Co.Ltd, specializes in manufacturing and developing new & high-tech engineering materials, including unshaped refractories and new type of high performance concrete. Basing upon its self-independent R&D of new products, Beijing Allied Rongda has established close relationships with many research academies and institutions and has been a well-know brand in the field and is widely received by Steel, Non-ferrous, Petrochemical, Electric Power, Mechanical, and Architectural ***** ã??The main product include three series as follow: Unshaped refractory series Precast block made according to customerâ??s request High performance concrete grout material series ã??We warmly welcome customers both at home and abroad to come into trade and technical co-operation with us. We will provide you with our first-class quality and best service