Founded in 1989,headquartered in Shanghai,with 3 production bases covering an area of 53000 square meters and 2 branch companies throughout the country. Relying on deep understanding of industry and strong comprehensive capacity, as well as constant technology innovations, it has been awarded a great number of national patents and participated in the drafting out of China Welding Standards, Beveling Machine Standards and Welding Auxiliary Equipment Standards. In 2010, CHD has been the primary supplier in the world for steel plate cutting machines. In 2011, CHD joined National Technical Administration Committee on Welding, to promote Industry Standardization.Now our major products are: welding machine, beveing & cutting machine, cooling systems etc.More abundant and perfect,our products are widely used in petroleum,chemical,metallurgy,construction, motorcycle, aerospace, shipbuilding and so on.And today they have got great appreciation in more than 70 countries and regions, including the world's major industrialized countries. More important, the performances have always been the industry leader.Working towards the aim that " People don't have, but we have; People have,but we are excellent; People' s are excellent, but ours are unique.", devoted to providing the most satisfactory products and services and making contributions to the industry.