Liu Defang Tangyuan is a famous snack of Changsha City. It is sold in Liu Defang Tangyuan Restaurant only, which was established in Daoguang Period (1812-1850) of Qing Dynasty.
Liu Defang, nicknamed Liu San, was born in a poor family and sold tangyuan to make a living. Due to the good material and nice taste, his tangyuan was very famous. In 1852, Liu Defang went to buy flour and found that there was a sycee in the flour. So he went to buy six bags of flours and got another six sycees. With the silver, he bought a restaurant to run tangyuan. For the nice taste of its tangyuan, the restaurant has been very popular.