Battery Pack Assembly Equipment, Battery Testing Machine, Battery Production Machine manufacturer / supplier in China, offering 1500W 2000W 3000W Handheld Water Cooling Laser Welding Machine for Metal, Boom-Type 4000W Cantilever Fiber Laser Welding Machine for Lithium-Ion Battery Aluminum Copper Nickel Welding, Customized 5 in 1 3000W Water-Cooled Laser Welding Machine for Lithium Battery Pack and so on.