There are 3 types laser welding machines: table type,hand held type and robot type. They are widely used in car industry,kitchen ware industry,agricultural industry,doors&windows industries. Hand held fiber laser welding machine is more and more popular because it is more flexible in many areas. It can be equipped with 5m 10m or other cables. The normal laser power for hand held laser welder is 1KW,1.5KW and 2KW. How to choose the laser power? How to choose fiber laser welding machine factory? You need to know the welding ability of every laser power and choose an experienced supplier.