The pecans in Ningguo City, Anhui Province have long enjoyed a good reputation. Ning Guosu called "the hometown of Chinese pecans", which has the characteristics of thin pecan skin, rich nucleoli and high oil content.

Ningguo Sungan has been famous both at home and abroad since the Ming and Qing Dynasties. It has become a delicious dish in our banquet. It is brightly colored, green and yellow, and has a rich aroma and tenderness. It is loved by consumers and is known as the “king of mountain vegetables”.