Established in 1964, Nippon Sanso Singapore Ltd (Formerly known as Leeden National Oxygen Ltd) has grown to become the region’s leading manufacturer and distributor for integrated solutions in Gas, Welding and Safety. We diligently serve customers from various industries including Oil & Gas, Electronics & Semiconductor, Aviation & Marine, Defense, Metal Fabrication, Healthcare, Building & Construction and General Manufacturing. Nippon Sanso Singapore is headquartered in Singapore, and our operating footprint extends to Indonesia and Thailand.