After putting the buoy seat, put a space bean on the main line, interact with the space bean in front to fix and adjust the buoy, and finally install the eight-character ring and the lead seat. Buoy is a marker floating on the water when fishing, and it is more sensitive when fishing. Commonly used buoy materials are Balfir, peacock feathers, reeds, etc., which reflect the water situation by adjusting the drift when fishing.