Under the guidance of the national macro-control policy of coking industry, the company adheres to Scientific Outlook on Development, takes the road of circular economy and new industrialization, and accelerates the adjustment of industrial structure. From July, 2000 to August, 2004, the company successively completed the technical renovation project of coking with an annual output of 500,000 tons, the expansion project of No.3 coke oven and the technical renovation project of coking with 900,000 tons of urban gas source. During the construction, we always adhered to the "four highs" policy of high standard design, high investment, high quality construction and efficient operation, entrusted the first-class Anshan Coking Refractory Design Institute to carry out the planning and design, and adopted the most advanced double-flame coke ovens with wide carbonization chambers in China at that time, namely JNK43—98D top-loading coke oven (3×45 holes) and JNK43-98 tamping coke oven (3 sets of equipment were selected, and Dalian Heavy Industry and other large-scale coke ovens were selected. Through three technical transformations, the production scale of the enterprise has been continuously expanded, the product variety has been continuously increased, the environmental conditions have been obviously improved, the economic benefits have been steadily improved, and gratifying steps have been taken to develop circular economy and realize sustainable development.
The company is also the designated gas supply unit of civil gas in Taiyuan, with an annual gas supply of 90 million m3, which provides energy security for residents' life in Taiyuan and reduces urban pollution.
In recent years, the company donated 5 million yuan to the Wenchuan earthquake-stricken area in Sichuan, and pledged 6,543,800 yuan to the Taiyuan Charity Federation for social welfare and charity. More than 2,000 surplus laborers and laid-off workers have been employed, which has made great contributions to regional economic development and social harmony and stability.