 In 1947 central and state tractor organisations were set up to develop and promote the supply and use of tractors in agriculture and up to 1960, the demand was met entirely through imports.There were 8,500 tractors in use in 1951, 20,000 in 1955 and 37,000 by 1960.By 1970 annual production had exceeded 20,000 units with over 146,000 units working in the country.