Fishing gear is a tool for fishing, including nets, fishing tackle, and so on. Fishing tackle is a common kind. Fishing tackle is usually composed of support, fishing rod, fish float, hook, fishing line, and so on. After making fishing gear, the manufacturer shall mark the fishing gear, including fishing rod mark, floating mark, and outer packing bag mark. Among these parts, the identification of fish floats is the most difficult, because fish floats are identified on irregular surfaces.