Established in 1995,Nantong Free Mechantronic Co.,Ltd.is one of the leading companies in the design and manufacture of welding and cutting equipment in China.We export our products to more than 40 countries all over the world.Long time experience in inverter welding and plasma cutting enable us to offer customer designed products according to various requirements.As a professional manufacturer,Nantong Free relies on core technology to provide products of unique feature and high quality in the market,55 of which own registered.national patents.We do best for you.