Founded in 2001 delaney (8 6-1 9 9 0 1 6 9 4 3 2 4 )with its headquarter in Shanghai China, Donsun manufacture and development of welding equipment products and accessories. Since then, Donsun has constantly improved its existing methods and materials, while simultaneously developing new methods to meet the challenges presented by technological advance.

Today, with continuous research, development and production, Donsun has been an international supplier of welding and cutting products, expertise and services. Donsun produces welding consumables and equipment for almost every welding and cutting process. Donsun's subsidiaries and distributors are ready to handle your requirements both large or small. Donsun is on track to become the most attractive and profitable supplier based on mutual benefits