It is known that the King oyster mushroom base of Linyi from completed to now, it extends three times in three years, which located in economic and technological development zone of Linyi of Shandong province. From the initial produces 1000kg per day to develop 15 thousand kg per day. It is the selling well season of the King oyster mushroom, everyday the product line busying to produce. The product line process includes King oyster mushroom’s medium processing, growing in constant temperature, picking, grade packing and so on. It is welcomed by the customers because of the good taste.