Red-fleshed honey pomelo is a fruit tree research institute of Fujian Academy of Agricultural Sciences. 1998 An excellent mutant with red juice cells was found in Guanxi honey pomelo garden of Linjinsan, Cuoqiu Village, Xiaoxi Town, Pinghe County. 1999 scions were picked from mother trees for high grafting and replanting, and seedless L-generation seedlings were cultivated by grafting to establish an experimental garden. In autumn of 200/kloc-0 and 2002, the second and second generation young trees of Purple/kloc-0 were taken as scions, and the second and third generation seedlings of Purple were grafted and cultivated, which were the same variety in Purple 1 experimental garden.