Wanglang nature reserve is situated in Pingwu county, the north of Mianyang city. The reserve covers an area of 32 hectares, it is 5.4% of the whole Pingwu. Before its establishment, there is a pastureland with abundant nature resources. That time was expressed by local people “the natural resources is so enough that you can beat river deer with sticks and catch fish with wooden dippers.” In 1963, it was established by the Sichuan Forestry Bureau, is located in the Minshan Mountains in some of C