China National Coal Construction Association released the list of the second batch of coal industry quality projects and “Sun Cup” projects in 2021-2022. The excavation project of auxiliary inclined shaft, No. 3 coal and No. 7 North Wing auxiliary haulage roadway, No. 3 and No.7 coal return airway, and No. 7 north wing haulage roadway of No.7 Coal Mine of Da Nan Hu of Xinjiang Company won the second batch of Coal Industry Quality Projects and the “Sun Cup” Engineering Award in 2021-2022. (Xinjiang Company)