CIGNA Hengshui Machinery Technology Co. Ltd. in response to the national environmental protection pressure limit of coal for coal. Of coal-fired hot blast furnace to replace coal-fired transformation, need to find new varieties to meet fuel requirements of environmental protection to replace, and at the same time, this new Lantan energy into the people's attention. The sulfur, phosphorus and nitrogen is low, belongs to clean energy, and do not take up the coal index, low price, high calorific value, current cost is lower than the coal combustion. Lantan in Hebei province has been incorporated into the clean energy. And the government encourages semi-coke.  
CIGNA Hengshui Machinery Technology Co. Ltd. for semi-coke >82% fixed carbon, volatile