原房山县崇各庄乡岗上村,是个丘陵地貌的穷山村,坡多、岗多、砂石多,平地少,土质瘠薄,缺水少肥,粮食亩产只有几十斤。过去,这里是有名的“穷三多”,即扛长活的多,逃荒要饭的多,光棍汉多。１９４８年底,岗上村解放了。第二年,村里开展了土地改革,给地主扛了２８年长活的吴春山是土改积极分子,他站在第一线,斗地主,分田地;当年就加入了中国共产党,担任了村里的农会主席。 The former Fangshan County Chonggezhuang Township Gang on the village, is a hilly landscape of poor mountain village, slope and more, Kong more sand and gravel, less land, infertile soil less water and less fat, grain yield only a few pounds. In the past, here is the famous “poor more than three”, that carry long live more, escape the shortage of more food, bachelor Han. At the end of 1948, Gang on the liberation of the village. The following year, the village conducted the land reform and carried the 28-year long-lived Wu Chun-shan, an activist in land reform, to the landowners. He stood on the front line, fighting the landlords and sub-fields. He joined the Communist Party of China Farmers Council chairman.