Shanghai Gaoyang Mechanical&Electrical Scientific Co.,Ltd(short for GYJD) is a special group enterprise in gasoline welding and cutting machine area.We have strong power in technical R&D.Our products have a popular market in CHINA,USA,JAPAN,RUSIA and SOUTH-EAST ASIA etc. our products are as follows:gasoline cutting torch,Oxy-Gasoline Torch ,Handgrip cutting torch,welding torch,heating torch,semi-auto cutting torch,graphic cuttiing torch and so on Our Priority: 1.saving energy,that's low cost.250 cu/ft of acetylene ($85) = 2.5 gallons of regular gasoline ($6.25) 2.more safer .firstly,nonpressure,secondly,no back fire. 3.Environmental protection,there is only a little Carbon dioxide after gasoline burned.it doesn't pollute enviroment easily. 4. adaptability extensively 5. fast working