... LTD relies on Hubei Recsearch and Designing Institute of Mechanical, technique, and production. The company ... specific ADI products according with the demands of customers.It has in mass production, manufactured ... , it can be widely used in the manufacture of automobile, engineering machinery, communication, chemicalindustrey, metallurgy, agricultural ... 1600 1300 444-555 Austempered Ductile Iron (ADI)