The article explores advanced coal mining methods used in the Kailuan mining area. It discusses various techniques like full seam mining with top coal caving and top slicing pre-mining. These methods have evolved over time, leading to significant advancements in coal extraction. The researchers emphasize the importance of top coal caving in different types of seams, showcasing innovations like low level caving in thick seams and mining in high inclined areas. They also touch on safety considerations and the technical parameters needed for successful mining operations. Overall, the study demonstrates the continuous improvements and achievements in top coal caving mining technology in challenging coal seams.