Since its establishment in 2019, PT. Gunbuster Nickel Industry (GNI) has become one of Indonesiaâs leading nickel ore-based smelting companies. Located in the vicinity of villages Bunta, Bungintimbe, and Tanauge, Petasia and East Petasia Districts, North Morowali Regency, Central Sulawesi Province, we focus on sustainable long-term growth and ethical business practices. Our nickel smelting project uses Rotary Kiln-Electric Furnace (RKEF) technology to build 25 production lines capable of delivering 1.9 million metric tons of ferronickel/nickel pig iron (NPI) per year.