Indian Register of Shipping (IRS) and IIT Guwahati successfully complete India’s first Underwater Welding Certification Program November 21, 2024 Maritime, Shipping, Trade, Trending News MUMBAI : Indian Register of Shipping (IRS) and the Technology Innovation Hub (TIH) Indian Institute of Technology (IIT) Guwahati have successfully completed India’s first training and certification program in deep diving and underwater welding,