Because hairy crabs and midges are different in region, quality and brand effect. So the price will be different. Hairy crabs in some areas are more expensive. Midges are more expensive in some areas. Because midges and hairy crabs have the same brand effect and quality. Usually the price of hairy crabs is relatively high; Midge is a kind of sea crab. For some inland areas with inconvenient logistics. The price of midges will be higher. But this situation is rare. Midges taste good, too. Delicious and rich. And bigger. Relatively speaking, it will be better and cheaper.