Down on the moon, there was a huge five baizhang laurel. In the han dynasty when a man
called wu gang sendoh and not concentrate on learning, so then god's wrath, his detention in
the moon palace, made him the moon palace osmanthus thinning, and said: "if you cut down the laurel, magic." Wu gang began to cut cassia, but wu gang every cut a axe, axe to cut a tree wound healing immediately, day after day, wu gang felling laurel wish still has not reached, so wu gang perennial felling laurel on the moon, always cut fall down the tree, so the people of future generations to meet wu gang in endless cut bay, in the middle of the image.