HY INDUSTRIES are one of the most professional manufacturers in China, specialized in designing and manufacturing a full line of aluminiumsteel products, including aluminiumsteel grating, swaged aluminium louvers , grating stair treads , stanchions and other building materials. Our company is dedicated to serving our customers not only by procuring products through our extensive business network but also by manufacturing custom-made products by our independent factory facilities. Prompt supply of less-expensive premium products is our ultimate pursuit for value-added customer service. Now aluminium products of HY are not only exported to foreign markets, we are also exploring civil markets. More and more domestic people are realizing the benefits of aluminium grating and would like to replace steel or other p ...