WELDING & CUTTING MACHINE Started manufacturing transformers as part of welding machines, we have stepped forward to manufacture various types of high-tech welding machines such as Thyristor, Inverter, Resistance welding machine, Plasma cutter and Automation welding system, Based on our efforts and passion for the future and better technology, we have successfully obtained authorizations, certifications and registrations such as INNO-BIZ, Promising Export Enterprise, ISO9001, CE and Venture Company from authorities. We have been updating our export performance record every year as a proof of our product quality as well as enlarging the domestic market level by providing our products to major companies such as POSCO, Samsung, Hyundai, Doosan. We will continue to do our best continuously to meet our customers' high demand and satisfaction with our brand "LONGRUN".