Introduction to Aoshan International Leisure Space: Aoshan is located at the junction of Yanshan and Taihang Mountains. It was formed by the extrusion and uplift of the two mountains. It covers an area of 25,000 acres and has a maximum altitude of 1,290 meters. It is historically known as "Shenjing Olympic Area, the most beautiful place in the mountains and rivers". "Duhui" is known as "Shennongjia in North Beijing".