Promax Concrete Plants is a brand of GMM Machinery Metal Industry and Trade Ltd. Established in Ankara in 2004. The company specializing in concrete plant production prioritizes customer satisfaction and adopts a vision based on innovation and quality. With its R&D activities and strong engineering infrastructure, it aims to offer solutions for various needs. The product range includes fixed, mobile, and compact concrete plants as well as aggregate feeding units and automation systems. Promax, which exports more than 80% of its production to over 90 countries, holds international quality certificates such as ISO 9001, CE, GOST, and BUREAU VERITAS, thus offering reliable and durable products.