... 5.ISO9001:2008 Gold laser welding machine,Jewelry ring laser welding200W Small Jewelry ring laser welding machine is used for ... pools. Due to its unique benefit, the laser welding machine has been successfully applied to gold and ... . 6. Personalized design in compliance with ergonomics principles.AdvantagesFast, efficient, deep, little distortion, little affect area, quality welding, welding points ...