aiyo Nippon Sanso India (TNSI) is the 100% Indian subsidiary of Taiyo Nippon Sanso Corporation, Japan a global major in the field of Industrial, Medical, Electronic and Speciality Gases. TNSI has its headquarters in Pune, Maharashtra, India and facilities across the country. TNSI is present in Industrial Bulk & Package, Helium, Speciality Gases & Chemicals. TNSI is a leader in the Helium Business in India with two transfilling facilities. We also have a large Air Separation Plant (ASU) for Cryogenic Bulk Liquids and a network of filling stations. We also have a Speciality Gas facility for manufacture of High Purity gases and mixtures, a facility for debulking anhydrous HCL and a facility for manufacture of Liquid CO2. We cater to myriad of Industries such as Welding Metal Fabrication, Automobile & Ancillaries, Steel, Optical Fibre, Pharmaceuticals, Food & Beverages, Research Labs and Refineries. Our flexible solutions catering to customer requirements & meeting their exacting expectations has led to consistent growth. With strong technical support from the parent company in Japan as well as group companies world-wide we are able to perpetually progress through technology upgradation thereby serving customers to improve their own processes. Our strong belief in Safety and Quality have earned us a high level of customer satisfaction.