Shangahi Xindun Automation Technology Co, Ltd. is a professional engaged in special cold welding welding repair equipment R & D production. And sales integration of high-tech enterprises. Our company has strong research and development strength and innovative technology in cold welding technology capability, is one of the early contact with cold welding technology enterprises. Our company's main five series of products: Handheld fiber laser welding machines, orbital welding machines and closed welding heads, precision welding repair series, EDM surfacing repair machine series, broken wire .Our products are widely used in mold industry, foundry industry, machinery industry, sheet welding industry, electricity industry, power industry, maintenance industry, automobile industry, shipbuilding and boiler industry, etc..