Above - Table 2: The most highly populated Chinese regions in 2013. Source: Statista, the statistics portal. Cement companies. The top 20 cement producers in China and Taiwan operate 270 integrated cement plants with a combined production capacity of 861.48Mt/yr (Table 3).
Concrete, usually Portland cement concrete, is a composite material composed of fine and coarse aggregate bonded together with a fluid cement (cement paste) that hardens over time—most frequently a lime-based cement binder, such as Portland cement, but sometimes with other hydraulic cements, such as a calcium aluminate cement.
The cement industry faces a number of challenges that include depleting fossil fuel reserves, scarcity of raw materials, perpetually increasing demand for cements and concretes, growing environmental concerns linked to climate change and an ailing world economy.
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