Shijie is characterized by semicircular crown, dark green leaves, pinnate compound leaves, round fruit, single fruit weighing 7-9g, edible part accounting for 73% of the total weight of the fruit, milky white pulp and about 0.5cm thick pulp. The main characteristics of Chu Liang are: medium tree potential, round crown, large fruit, single fruit weight 12 ~ 14g, oblate and brown peel.

Chu Liang's leaves are big and thick, with dark black luster on them, while Shi Xia Longan, also known as Ten Pages, has small and thin leaves and small and slightly light blue fruit.

Shek Kip Mei Longan, alias Shi Ye, origin and distribution: It originated in Pingzhou Village, Nanhai City, and has been planted in Guangzhou for more than 200 years. At present, the most longan plants are Xinjiao Town in Haizhu District and Huadong Town in Huadu City.

Features: the crown is semicircular and open. Leaves are dark green, pinnately compound, leaflets 8 ~ 10, medium and large, lanceolate or oblong. The fruit is round or slightly crooked, and the fruit color can be divided into three strains: yellow shell, green shell and palace powder shell, especially the yellow shell has the best quality. The weight of a single fruit is 7-9 grams, and the edible part accounts for 73% of the total weight of the fruit. The flesh is milky white and the meat is about 0.5 cm thick. The seeds are small, mostly not full, oblate, dark reddish brown, and the meat heart is easy to separate. The meat is crisp, with less juice and 2 1% ~ 26% soluble solids. Every 100 ml of juice contains 7 1. 1 mg of vitamins. It blooms in April, and the meat thickness is small in the first half of August. The meat is crisp, sweet and slightly fragrant, with excellent quality. It is a famous high-quality fresh food and processed seed. The disadvantage is that it is prone to longan ghost broom disease.

Chu Liang originated in Chu Liang Village, Fenjie Town, Gaozhou City, Guangdong Province. Its main characteristics are: medium tree potential, round crown, open mouth, large fruit, single fruit weight 12 ~ 14 g, oblate, brown peel; The pulp is waxy, opaque, easy to separate from the core, crisp, juicy, sweet, honey-flavored, with special fruit fragrance and high quality. Edible rate is 69% ~ 74%, soluble solid content is 20% ~ 22%, the highest is 24%, and acid content is 0. 1g/ 100ml. Fruit ripens from the end of July to the middle and late August. Chu-Liang bears early fruits and has high output, so it can be actively developed.