How much does it cost to sell a king crab in Shanghai?

Around 800 yuan. An ordinary king crab can sell for 2500 yuan. According to the triple profit method, dividing by three equals about 800. King crab, also known as stone crab or rock crab, is a crustacean of the family Stone Crab. This is not a real crab. King crabs are mainly distributed in cold seas, so they are named after their huge size and are called the king of crabs.