Natural graphite is an important strategic resource widely used in defense, aerospace, aviation, electronics, environmental protection, energy, advanced composite materials, medicine and other fields.

The reserves of graphite resources in Heilongjiang Province rank first in the country, and its reserves account for about 45% of the world's total reserves. However, at present, Heilongjiang Province mainly produces graphite fine powder, which has problems such as short industrial chain, low added value of products, serious resource destruction, and lack of high-tech products.

Vertical roller mill is a kind of equipment that has accumulated many years of grinding machine production and research and development experience, absorbed German advanced machinery manufacturing technology, and after more than 20 trials and improvements, launched for the market segment.