Welding and robotic technology, TIG and CO2/MAG/MIG welding machines, plasma-cutting machines, and industrial robots, is the specialty of OTC Daihen India Private Limited, a wholly owned subsidiary of Japan's DAIHEN Corporation. Established in 2011 and headquartered in Gurgaon, it serves automotive, manufacturing, and metalworking customers, holds ISO 9001 certification, and focuses on advanced automation across India with sales and after-sales support.