Yanshou county covers an area of 3 149 square kilometers and is located in the core area of Harbin, Mudanjiang and Jiamusi "two-hour economic circle", with "five mountains and four fields, half water and half grass". It governs 6 towns and 3 townships 1 provincial economic development zone, with a population of 270,000 and cultivated land 1.637 million mu. Life extension has a rich humanistic background and a long history. There are Liao-Jin, Anti-Union and Anti-Bandit sites in the territory. During War of Resistance against Japanese Aggression and the War of Liberation, it was the residence of Songjiang Provincial Party Committee and provincial government and the political center of Beiman base area. Heroes, Li, Zhao Shangzhi, etc. all left their footprints here, and the red cultural gene is deeply rooted in this land.