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: cutting equipments, welding equipments, beveling equipments and welding auxiliary equipments 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.

Picture	Certification Name	Certified By	Business Scope	Available Date --- Expired Date	Verified
	ISO9001	Other	Design, Development, Production, Sales and Service of Welding Equipment, Auxiliary Machineries and Accessories within the Scope of Qualification	2018-07-23 ~ 2021-07-22	Verified
	ISO9001	ZDHY	Design,development,production,sales and service of welding equipments,auxiliary machineries within the scope of qualification	2018-07-22 ~ 2021-07-21

Business Type	Manufacturer	Country / Region	Shanghai, China
Main Products	Liquid Cooling Systems, Welding Machine, Cutting Machine, Beveling Machine, Welding Carriage	Ownership	Private Owner
Total Employees	51 - 100 People	Total Annual Revenue	confidential
Year Established	2001	Certifications(1)	ISO9001
Product Certifications(1)	Test Report	Patents(9)	The structure of portable CNC cutting machine, An Improved Automatic Feeding Device for Beveling Machine, Improved plasma cutting torch anti - collision holder, Roller guiding mechanism of transverse telescopic arm of CNC cutting machine, Outer - tube pipe cutting beveling machine ring bracket jaw - off coupling mechanism, Automatic Feed Gear of Internal Expanding Tube Beveling Machine, A kind of arc wiggler for welding, Swing DC Motor driving Module of Arc swinging device for Welding, Cutting torch lifting device for CNC cutting
Trademarks(2)	CHD, CHD	Main Markets	Domestic Market 80.00% North America 2.00% South America 2.00%