Recently, it is the harvest season of Button mushroom in Fengdu county, everyday, the mushroom farmers go to the acquisition points to sell Button mushroom that they picked. The acquisition points always have long lines. The mushroom farmers communicate about production status and market condition for each other in the acquisition points, having a bustling scene. One farmer said, Button mushroom has been picked in the middle of October 2014, it growing fast, if you not pick it in time, it will open cap. The staffs of the acquisition points said, recently, they purchase more than 500 kg Button mushrooms every day, Button mushroom has a larger market demand and good sale.