Recently, Chang Mingchang who is the president of edible mushroom association of Shanxi province, the technology system chief expert of modern agriculture edible mushrooms industry and the professor of Shanxi agriculture university with Wang Shurong who is the Doctor of the Shanxi agriculture university are invited to the edible mushroom base to give the technical guidance. Accompanied by the chairman of base Yan Yongde and manager Ji Zhiguo, Mir. Chang investigates the biggest edible mushroom base of Shangwang village of Shanxi province. This base was invested 6 million CNY, covering 200 areas. It mainly produces the Shiitake, full using the sawdust of the apple tree, to help farmer getting rich.