TWSL-700 automatic spot welding machine for cylindrical battery TWSL-700 car battery welderis designed for Lithium battery pack internal cell welding such as new energy vehicles battery pack welding and power tool battery pack welding and solar energy battery pack welding etc. Automatic battery making machine of packing for mobile phone batteries,use as mobile phoner battery pack/cell phone battery production line/telephone making machine/mobile battery assembly line/li-ion battery assembly line/lithium batteries factory.lithium ion battery making&production machine/line/plant/equipments.