The Greater Khingan Mountains is China's northernmost border region with the highest latitude, with a total forest area of 83,500 square kilometers and a border line of 786 kilometers, with a forest area of 7.11 million hectares, which is 3.4% of the national level and 33% of that of Heilongjiang Province. The total stock volume of living wood is 624 million cubic meters, which is 3.8% of the national level and 29% of Heilongjiang Province. The forest coverage rate is 84.89%. Since the implementation of the natural protection project, the forest area in the Greater Khingan Mountains has increased by 630,000 hectares, the total stock of living trees has increased by 111 million cubic meters, and the forest coverage rate has increased by 7.6 percentage points. The forestry group has a business area of 79,800 square kilometers, accounting for 95.57% of the total forest area. Under the jurisdiction of the forestry bureau, protection areas, national nature reserves, directly affil... [Detailed introduction]