Chongqing Yunda Technology Co., Ltd was founded in 1993. It is a comprehensive private company incorporating the research and production, sales and service of engine driven welding machine, inverter welding and cutting machines. We are the only engine driven welding machine manufacturer of the top 50 welding machine manufacturers in China. We are appointed supplier for construction companies of China Railway, CNPC, and SINOPEC. We also supply welding generators, engine driven work station, pipeline self-protection welding machines and so on for wild work without power source. We are president unit of Chongqing Welding Institute, national high technology enterprise, possessing of 19 national technology achievements and 30 proprietary technologies.

Our company is located in the western municipality city Chongqing Nan?an district Changjiang Industrial Park, with 25000M2 factory area and 3 advanced automatic assembly lines. We have gathered a lot of excellent talents, among which more than 60% are R&D and market services staffs.

The 12 antipodal power technology invented by Yunda has the advantage of low consumption, energy saving and light weight. The use of ?external characteristic curve dynamic scan inverse signal feedback automatic control technology? and ?flux feedback self compensation control technology? have won excellent welding dynamic response under full currency and full voltage. The accumulation of wild work experience makes sure our welding machines can work in different severe environment.