According to Baidu map query, Lianjiang Authentic Red Orange Base is located in Nanjingling, Shiling Town, Lianjiang City, Zhanjiang City, Guangdong Province. The production base of Lianjiang authentic Hongjiang orange is mainly located in Hongjiang Farm at the junction of Lianjiang City and Suixi County, Guangdong Province. Hongjiang orange is a mutant plant with orange-red pulp discovered by technicians of Hongjiang Farm in 1972. After years of cultivation and screening, a new variety of sweet orange with early fruit, high yield and high quality has been successfully cultivated.