Empower enterprises with high-quality development through powerful measures to reduce costs and increase efficiency

The affiliated Sunjiacha Longhua Mining Company has built an ultra-long working face with a mining height of 7 meters and a height of 350 meters

“Coal quality is the ‘lifeline’ of coal production enterprises

The average calorific value of coal blended by Sunjiacha Longhua Mining Company is 5064 kcal per kilogram

North M88 games apk Mining Company insists on urging its subsidiaries Sunjiacha Longhua Mining Company and Hanjiawan Coal Company to further promote the construction of NOSA safety, health and environmental system

North M88 games apk Mining Company strictly implements the centralized procurement principle of M88 games apk Coal Group

Combined with Hanjiawan Coal Company’s actual request for instructions on the new Hanjiawan intelligent project