The title in Chinese is closely translated to "Yu Tong" or the Fishing Bowl.
The story supposedly takes place after the Opium War when the imperialists occupied China's sea port.
An old fisherman who usually earns a living by fishing at the river risk of his own life to find this white jade fish-jar.
The old man is later accused of stealing the fish jar from the pastor.
This article related to a short animated film of the 1950s is a stub.