Lu'an has a total area of 18,000km among which mountainous area, massif and plain take up 1/3 respectively. The population was 6.87million in total at the end of 2006.Among the 17 provincial cities in Anhui, Lu'an is the largest in area and the second largest in population.
     The city governs two districts of Jin'an and Yu'an, five counties of Shouxian,Huoqiu,Shucheng,Jinzhai and Huoshan,two provincial level economic development zones as Lu'an Economic Development Zone and Yeji Reform and Development Experimental Zone.