Two crops can be raised in the south coast of China. The shrimp has fast growth, strong adaptability, miscellaneous feeding habits, low requirements for the protein content of the bait (only about 35%), and can tolerate a wide range of salinity and temperature. The salinity range is 0.2 ~ 70 ‰, and the optimum salinity is 10 ~ 20 ‰; The optimum temperature is 25 ~ 32 ℃, higher than 38 ℃ or lower than 14 ℃ will cause death. It also has a strong tolerance to hypoxia and can tolerate dry dew for a long time, so it is easy to work and sell. The shrimp is the largest individual among shrimp. The largest individual found is 33 cm long and weighs 500 ~ 600 grams. Mature shrimp is generally 22.5 ~ 32 cm long and weighs 137 ~ 211 grams. It is a valuable shrimp popular with consumers. The nutritional value is similar to that of other major shrimps.