78 years ago today, on January 11, 1947 (December 20, 1946 in the lunar calendar), the Central Military Commission instructed the Northeast troops to annihilate the enemy in large numbers. Lin Biao (third from right), commissar Peng Zhen (first from right), and others, commander of the Northeast Democratic Alliance Army, were studying the combat plan of the Jiangnan Fourth Protection Linjiang. On January 11, 1947, the Central Military Commission of the Communist Party of China instructed Lin Biao and Gao Gang to take advantage of the coldest season of winter to launch a planned attack, find the enemy's weak points, and take the method of siege and assistance to annihilate the enemy in large numbers (for example, on average, annihilate more than 1 division of the enemy per month to change the situation between the enemy and us.