There be no the copper facing C02 gas protecting solder wire having adopt the up to the minute surface to handle the technology and the sodium rice technology peculiarly, the copper facing has reached the tradition copper facing solder wire handicraft function solder wire outside unnecessarily right away , having satisfied country (GB) standard , the person product characteristic has been: Have silk of resistance to rust easy to give to, is unobstructed , electric current stabilizes , the function is outstanding , spattering is small , the principal character is: In the process producing and using improvement, environmental protection contaminates , costs down. There be no the copper facing carbon dioxide gas protecting solder wire. By that martial art boat , martial art boiler , Wu Gang  , Wuhan Kawasaki handicraft appraise on trial, the various index of properties of products is better than plating with copper solder wire.