1. Spiny ginseng: also known as gray ginseng, gray ginseng, mainly produced in the northern coast of China, such as Dalian, Yantai and other places, is the best kind of sea cucumber. It is the best kind of sea cucumber. The scope of the "gill ginseng" is very wide, including Liao ginseng, Jiaodong ginseng, Guandong ginseng, Guanxi ginseng and other varieties. The body of the ginseng is cylindrical, with two bluntly rounded ends, generally 20 centimeters long, with a flat ventral surface, arranged in three irregular longitudinal bands, a slightly elevated back surface, with 4-6 rows of irregularly arranged conical spines, and 20 tentacles around the mouth.

2, Chigua ginseng: also known as the white bottom boots, grass shoe bottom, pig worm ginseng, Xisha Islands, Hainan Island production. Chigua ginseng body like a cylinder, about 30 centimeters long, the back of the bulge, the ventral surface is shaped like the soles of the feet, so it is also known as boots sea cucumber, boots ginseng. The dried product is white on the ventral surface, and it is superior to the one with fat and strong body, neat cut, clean belly, and flat body without residue.

3, square spiny ginseng: also known as white spiny ginseng, square ginseng, produced in the Weizhou Island and Leizhou Peninsula in the North Sea of Guangxi, Hainan Island, Xisha Islands and other places. Square ginseng has a four-angled body, with a line of small round-headed spines on each angular surface, a body length of 30-40 centimeters, with a maximum length of 95 centimeters, and a varied body color, which is generally dark yellow with olive or earthy yellow with a slight red color.

4, stone ginseng: also known as cucumber ginseng, Japan called ZiAnBei ginseng, produced in the Xisha Islands, Hainan Island waters, for the top grade edible ginseng. Stone ginseng body is oval, general body length of about 25-30 centimeters, the mouth is partial to the ventral surface, 20 tentacles.

5, grams of ginseng: also known as the dog ginseng, black dog ginseng, black ginseng, pig strange ginseng, produced in Dongsha, Xisha Islands and Hainan Island. K ginseng body was cylindrical slightly flat, thickness varies, generally about 20 cm long, the body is greenish-black, the body is often adhering to the sand particles.