Be sure to check the price of seafood at the entrance of the market every day before you go, which is based on the above price. Sometimes you can bargain and act according to circumstances. If you don't understand, let the people in the store take you to buy it.
3, that is, change seafood, pay attention when loading, don't let the store change seafood.
In many processing shops, people use them to buy seafood, but it is also very tricky. You choose your own store, and never let the person with you take it to any store he specifies to buy it.
5. Shrimp: The shrimp mentioned here is generally Neopenaeus monodon, which is transparent, slightly yellow and has good compactness; The blue one with black spots is sick shrimp.
6, snails and shells are similar, like mango snails, obviously shells. Buying shells mainly depends on the water in the basin. If it is clear, it means that the sediment in the meat has been spit out. If it is turbid, it means that it is spitting sand.