dahching electric industrial co., ltd established in 1979 is an experienced welding machine manufacturer. what we provide are welding machine, welding equipment, spot welding machine, flush butt welding machine, crystal spot welding machine, auto car oil filter welding machine, brake shoe seam-welding machine, projection-type bolt and cap welding machine …etc. dahching also designs and produces many tailor made welders. we are proud to say that we are the only one welding manufacturer who uses high quality transformers to lower power consumption. we have high reputation in welding quality and after sale services in your business.