Anthracite is a high-grade coal with the highest degree of coalification, featuring high fixed carbon, high calorific value, low volatile matter, low ash and low sulfur content. It burns with a short flame and little flue gas, boasting high thermal efficiency and excellent burnout rate. Widely used in metallurgy, chemical industry, electric power, civil heating and other fields, it is a high-efficiency and environment-friendly premium fuel for industrial production and energy supply.