A-PRO (에이프로, APRO) is a company that develops, manufactures, and supplies lithium-ion battery manufacturing equipment and electric vehicle charging systems. It offers formation machines, cycler testers, internal resistance open circuit voltage equipment, battery graders, power converters, inverters, multi-charging systems, and renewable energy storage systems. The company caters to the electric vehicle, e-mobility, communications, semiconductor testing, factory automation, robotics, medical device, and military industries.