Garner the attention: Could the huge wild mushroom be eaten?

Since this summer, abundant rainfall boosts the growth of wild mushrooms. Few days ago, Mr. Han, the villager of Qingping Village, Longchuan County, Yunnan Province of China found several huge wild mushrooms in a bamboo forest of deep mountain. As can be seen, the largest one is about 80 cm in height, 8kg in weight and as thick as the thigh of a adult. But are they eatable?