This painting is a work of Wu Daozi, an ancient Chinese painter.
It is called "Fisherman's Picture".
It depicts a fisherman fishing by the riverside.
In the picture, the fisherman sits in a boat, holding a fishing rod, quietly waiting for the fish to bite.
There is a smile on his face, as if he is satisfied and happy with life.
The whole picture gives people a sense of tranquility and harmony, and makes people feel the love and pursuit of nature and life by ancient Chinese literati.