The area near the Fen River in Hongdong County is rich in soft-shelled turtles. Soft-shell turtle, also known as turtle, is commonly known as "turtle". It is not only a food with high nutritional value, but also a good medicine for treating yin deficiency, labor fever, bone steaming and other diseases. It is a valuable medicinal material with the functions of activating blood circulation, dredging meridians, and eliminating diseases and accumulation.

The locals use soft-shelled turtles to make local dishes with unique flavors. The famous dish "Farewell My Concubine" made with soft-shell turtle and chicken is delicious, delicious and nutritious.