... or both sides, in various colors. 7. Widely used for holding construction materials, cereal, animal food, fertilizers, foodstuffs, ... goods and so on. Eg: fertilizers, feeds, grains, Barley, flour, salt, sugar, seeds, explosive, cement, coal, malt, rubbish ... circular looms, color-printing machines, film-covering machines, bag-making machines, and production & management experience, high technical force, ...