The two fish pictures mean that they last for a long time and have more than one year. In geomantic omen, water is the wealth, and fish play in the water, which means that financial resources are abundant and wealth is prosperous, and there is more than one year. Nine fish pictures are often the most common. Since ancient times, there has been a saying that carp jumps over the dragon gate, which symbolizes the promotion step by step. Fish swimming around in the water also has the meaning of "like a duck to water". The colors of fish are red and black, red stands for positive wealth, and black stands for windfall, which means that wealth is broad and financial resources are abundant. Therefore, it is perfect to send friends and relatives or elders with fish on holidays.