Hook with a low center of gravity that can quickly sink to the desired zone, clearly transmitting the signal of contact with the bottom. Whole live shrimp (with shell) combined with the hook can attract fish and easily control the bait placement method. Shrimp are at the bottom of the food chain in the sea, satisfying the feeding desire of most fish. They have unmatched attractiveness for target fish and are often used as bait in saltwater fishing. The small, easy-to-use hook can be effectively combined with bait to achieve better fishing yields. It is widely used in bait fishing. The combined use of shrimp with the hook demonstrates its effectiveness, fully utilizing its advantages and helping to catch more fish.