i. Mini steel plants are smaller, have electric furnaces, use steel scrap, and sponge iron. They have re-rollers that use steel ingots as well. They produce mild and alloy steel of given specifications.
ii. An integrated steel plant is large, handles everything in one complex from putting together raw material to steel making, rolling and shaping. Examples Tata steel power limited, Bhilai steel limited, Bokaro steel limited (mention any one)