Mongolian Mining (HKG:0975) posted a 29% year-on-year increase in run-of-mine coal output to 4.4 million tonnes for the second quarter.
Sales of washed coking coal rose 55% from a year earlier to nearly 2.7 million tonnes, while production increased 29% to 2.8 million tonnes, according to a Wednesday Hong Kong bourse filing.
The company processed 4.5 million tonnes of ROM coking coal, up 25% year over year.