The area is rich in mineral resources, including sources of rock, volcanic rock, granite, molybdenum, zinc, lead, iron,[REF] and copper.
Acheng is a major industrial area for Heilongjiang, with over 300 types of enterprises, including textile,[REF] electromechanics, food, building materials[REF] (especially brickworks), metallurgy, breweries fueled by the local grain, sugar refineries, a flax plant,[REF] iron, steel,[REF] and the production of medicine.