120 points. In the national college entrance examination papers in 2020, the average score of mathematics in Heilongjiang college entrance examination reached 120. Heilongjiang Province, referred to as "Hei" for short, is a provincial administrative region of China people. Heilongjiang Province is located in the northeast of China, facing Russia across the river in the north and east, bordering Inner Mongolia in the west and Jilin Province in the south. It is the northernmost and easternmost provincial administrative region in China. Because it is located in the hinterland of Northeast Asia, it is an important channel for the Asia-Pacific region to lead to Russia and the European continent, and an important window for China to open along the border. Now it has become the frontier of China's opening to Russia and other CIS countries. Generally speaking, the terrain is high in northwest, north and southeast, and low in northeast and southwest. It is mainly composed of mountains, platforms, plains and water surfaces. The Heilongjiang border line is 298 1.26 km long. It belongs to cold temperate zone and temperate continental monsoon climate.