Recently, China Energy Construction Gezhouba Zhongxiang Cement Company invested more than 160 million yuan to carry out energy-saving and carbon-reduction technical transformation of Line 1#. After the completion of the transformation, the comprehensive energy consumption of cement clinker will reach the industry benchmark level, carbon emissions will reach the environmental performance B emission limit, and 55,000 tons of alternative fuels can be used annually. The picture shows construction personnel working on the hoisting air duct. Photo by Zhang Chuanwu