This industrial-grade, high-efficiency oxygen generator is specifically designed for factory-scale recirculating aquaculture systems. It integrates air compression, purification, and drying with high-efficiency oxygen production, offering a highly reliable all-in-one solution. Featuring a fully integrated design, the unit delivers a continuous and stable supply of high-purity, pressure-adjustable oxygen. It directly meets the aeration requirements of high-density aquaculture, effectively increasing dissolved oxygen levels in the water and ensuring the healthy growth and high growth efficiency of aquaculture organisms.