During many years of activity in producing special concrete and participation in civil and infrastructure projects, using new products and technologies, and relying on new knowledge and existing facilities, Vandidad company has made significant achievements. In this regard, the Research and Development Department (R&D) of this knowledge-based company, for the first time in the country's concrete industry, has achieved a mix design for producing Structural Ultra Lightweight Nano-Concrete, which the certificates from international authorities indicate important progress in this industry.
