80 The role of silicon carbide: with the development of steel smelting technology, the requirements of steel water cleanliness is also getting higher and higher, especially for the high requirements of inclusions for automotive steel.
India is the largest country in the South Asian subcontinent. There are many domestic ports, including 12 major ports, including Mumbai, Kolkata, Chennai (formerly known as Madras), Cochin, Goa, etc., which bear 3/4 of the freight volume.