Yankuang Energy's stock surged 5.01% during intraday trading on Friday, leading gains in the coal sector.

The rally is driven by a tightening coal supply outlook following a major gas explosion at the Liushenyu Coal Mine in Shanxi province on May 22. The incident has prompted comprehensive safety inspections across the region, leading to the suspension of 109 coking coal mines with significant capacity. This regulatory action is expected to suppress domestic coal production.

Concurrently, overseas supply is also facing constraints as Indonesia announces plans to nationalize coal export management rights. With the approaching peak summer electricity demand season and forecasts of high temperatures linked to El Niño conditions, demand for thermal coal is expected to rise sharply. Analysts note these combined factors of constrained supply and robust seasonal demand are creating a favorable environment for coal prices and sector profitability.