In the eastern part of Zhejiang, it is called Wangchao, the name is very beautiful, and some people even link it with a word name called "Wanghai Chao". It is said that when the tide comes, its tentacles will be shaken up and down, fishermen can therefore judge the tide of the rise and fall, probably this is the origin of the name Wangchao. However, in other places, it is called octopus or octopus, sounds a bit of teeth and claws flavor. This ugly sea creature is a bit overbearing, with a small head, no body, and many tentacles. Its appearance is really not flattering, and it is often the representative of evil forces in cartoons. People from the mainland who first arrive at the beach are sometimes startled when they see the slowly writhing Wangchao, not to mention enjoying it as a delicacy.

Besides Wangchao, there are many other octopus-like seafood, such as squid, cuttlefish and mayflies. Although they are all related to Wangchao and look a bit similar, in fact, there is a big difference. Wangchao's size is moderate, not as cuttlefish and squid, but much larger than the grapsid mayfly, the round head, quail eggs. Wangchao's tentacles are the most thick, long and powerful, claws covered with suction cups, once sucked firmly can not be dislodged, only into the water, will automatically release. In terms of flavor, also to Wangchao on top, squid second, cuttlefish third, grapsid mayflies after, the price is also therefore very different. If you go to the grocery store to buy food, Wangchao is often sold on the individual, high time need to twenty more dollars a, and squid and cuttlefish is sold on the catty, grapsie mayflies is often an estimate of the price to see give.