Maanshan Aotian Machinery Technology Co., Ltd. is a professional manufacturer specializing in road milling bit, machine tools and parts.Aotian Machinery brand series products are of high quality and low price." In 2014, our company's design achievements obtained the national utility model patent for road milling bits. Through years of market research and product development, the company has obtained a number of patented products in milling machine tools, at the same time, the products have all received favorable comments from the market."Keep improving, research and innovation, to create a Chinese brand", explore the mystery and seek truth, God helps those who help themselves, join hands with the road of the world. "Aotian" has formed its own unique production technology for road milling tools through years of improvement and innovation