Qingdao Hardhitter Electric Co., Ltd. is a well-known charging pile enterprise in China, integrating research and development, design, production, sales, and service, the company's main business is intelligent power scheduling EV charging system, charging cloud system, virtual power plant management system, Intelligent substation integrated power products, distributed intelligent energy systems, etc., are used in public transport system charging stations, public charging stations, mine port charging stations, State Grid charging stations and domestic and foreign intelligent substations.