In the recently years, Liangdang county develops the edible mushroom industry. This developing industry as the same time takes the joy of incoming and trouble of the discarded fungus bags bring the pollution. So for, this pollution is effective solved by the Xiaoqiang edible mushroom professional cooperative of the Zuojia village of Liangdang county. This cooperative takes advantage of the discarded fungus bags as the raw material to process the charcoal. It is not only solving the pollution, but also bringing a new way of increasing the farmers’ incomes.