Which coal mine has good underground conditions, the Big Buddha Temple or Hujiahe?

Hujiahe coal mine has good underground conditions.

Hujiahe Coal Mine 1, 8.5km long from east to west, 7.2km wide from north to south, covering an area of 54.7km2, has good coal seam occurrence conditions, simple structure and a thickness of 27.08m.. ..

2. The dafosi coal mine is 6.4km long from east to west, 5.3km wide from north to south, with an area of 39.4km2 and a coal seam thickness of18.08m..

3. The underground structure of Hujiahe Coal Mine is simple, the buried depth is 300m, the deepest is 700m, the average thickness of coal seam is 10.64m, and the mining technical conditions are simple.

4. The underground structure of Dafosi Coal Mine is complex, with a buried depth of 500 meters and a deepest depth of 800 meters. The average thickness of coal seam is 15.64 m, and the mining technical conditions are difficult.