1.After doing the extrusion molding with special materials, the product is made at high temperature 1500℃.

2. Oxygen consumption is low and fusion rate is high, air spout even , bubble size of carborundum air stone is between 300-500 microns, the effect of white corundum and green carbon is better , whose bubble size is between 200-300 microns.

3. High quality in competitive price

1.Oxygenation for transportation of live fish and seafood.

2.Waste water treatment in industry factory, cleansing in water fountains.

3.Gardening and planting, decorating the aquarium.

4.Durable airstone diffuses water in every direction, creating dazzling underwater scenes .