Aquaponics is a new type of compound farming system, which combines aquaculture and hydroponics, these two completely different farming techniques, through ingenious ecological design, to achieve scientific synergy and symbiosis, so as to achieve The ecological symbiotic effect of raising fish without changing the water and without water quality problems, and growing vegetables without fertilization. The system is mainly composed of fish ponds, filter ponds and planting ponds. Compared with traditional agriculture, it saves 90% of water, the output of vegetables is 5 times that of traditional agriculture, and the output of aquaculture is 10 times that of traditional agriculture.