The mould repair welding machine uses precise welding technology with laser high heat energy concentration fixed point. It effectively deals with some minor damage parts of the mould, such as various cracks, sand holes, collapse angles, mould die flying edges, sealing edges, and other small parts of the patch. It compensates for the traditional welding technology in repairing fine surface defects. This series is designed for the electronics industry and jewelry industry, introducing advanced technology from Germany. It uses ergonomic design and is made of top international accessories. This system is stable and easy to operate. It can be used to fill holes on jewelry and electronic components, weld sand eyes, and rabbet.