Emperor orange, also known as Gonggan, is a natural hybrid of orange and orange, Gonggan is known as "China's orange King"。The planting of Gonggan has a long history, according to legend, it was planted as early as the Tang Dynasty。During the Northern Song Dynasty (960-1127 AD), due to its excellent quality, it was listed as a tribute for the emperor, so it was named "Gonggan".。

It is available from December to February and has a sugar content of 15-20 degrees。With beautiful fruit shape, golden fruit color, thin skin and few pits, crisp meat without residue, sweet honey, high sugar and low acid, and rich flavor, Gonggan concentrates the double advantages of orange beautiful appearance and citrus meat tender and easy to peel. It is difficult to compare with other citrus varieties, and is known as the emperor of citrus。

The Emperor orange planting base of Guangxi Guijie Agricultural Development Co., Ltd. is mainly distributed in Guijie citrus Orchard in Xilin。