[Origin and sales habits] Mainly produced in Mianyang, Huangpi, Jianli and Xiaogan in Hubei, Anqing and Wuhu in Anhui, Zhenjiang and Yangzhou in Jiangsu, shopping malls in Henan, Gushi and Qinyang in Hunan, Changde and Shaoyang in Hunan, Xing Wu and Jiaxing in Zhejiang and Jiujiang in Jiangxi. In addition, Sichuan, Fujian, Shaanxi, Gansu and Guizhou also have production, with Hubei and Anhui provinces having the largest output, selling well all over the country and exporting.
[chemical composition]
Contains animal glue, iodine, vitamin D, etc.
[Identification of medicinal materials]
Trait recognition
It is an oval or oval bone block with a slightly raised back and slightly curled inward at both ends. It is about 10 ~ 23cm long, 8 ~ 17cm wide and 5mm thick. There is an inconspicuous bony process in the center of the carapace, and there are eight horizontal concave lines on both sides. The back is grayish brown with wrinkles and raised spots. The edge of the nail is serrated and white. The ventral surface is gray, with obvious bony protuberance, and there are 8 symmetrical ribs on both sides. It's hard. It smells a little fishy and salty.
It is better to work hard, be big, have no residual meat and be clean.
[utility]
[Taste] Salty and cool.
【 Function 】 Nourishing kidney and suppressing yang, softening and resolving hard mass.
Indications: bone steaming, malaria, hypochondriac stiffness, low back pain, amenorrhea and abdominal mass.
[dosage] 10g~20g ~ 20g.
[Taboo] It is forbidden for those who are deficient in heat but not hot.