As part of the company's global climate strategy, the new plant will develop a tailored CO₂ roadmap with concrete measures to accelerate the reduction of carbon emissions. Furthermore, the plant's limestone reserves complement the existing reserves of Indocement in Central Java. Through its subsidiary Indocement, Heidelberg Materials already operates four cement plant complexes with 14 lines in Indonesia, including the Citeureup plant in West Java, which is one of the world's largest cement plants, and the recent Maros plant under leased arrangement in South Sulawesi. About Heidelberg Materials Heidelberg Materials is one of the world's largest integrated manufacturers of building materials and solutions with leading market positions in cement, aggregates, and ready-mixed concrete. We are represented in more than 50 countries with around 51,000 employees at almost 3,000 locations. At the centre of our actions lies the responsibility for the environment.