Female crabs began to mature sexually around September of the lunar calendar, and the nutrients accumulated in the hepatopancreas began to transfer to the ovaries, forming orange crab yellow.
Crab paste is the accessory gonad and secretion of male crab. They often reach sexual maturity around October of the lunar calendar, forming translucent jelly-like crab paste. It is better to pick the crab with heavy hands. This kind of crab often has a lot of meat. If the crab's pliers are particularly hard and thick, there will be a lot of crab meat.