ShenZhen Doit Technology Co., Ltd. is a new energy maintenance industry solution provider, focusing on power control and battery management core technology integration. Our company's core members come from BYD and other well-known new energy vehicles and core components enterprises, with an average of more than 10 years of R & D and marketing experience. As a national high-tech enterprise and an incubatee of City University of Hong Kong's Innovation and Entrepreneurship Centre, Doit cooperates with HongKong City University Advanced Intelligent Information System Research Centre, Shenzhen Super Capacitor and Battery Hybrid Vehicle Energy Management Key Laboratory, and the New Energy Maintenance Technology Research and Development Centre of Liaoning Polytechnic University in order to carry out key technological innovations to promote industrial upgrading, product iteration and intelligent enhancement. At present, we have five series of products: IES single charging and discharging, IE battery equalisation, ET module/whole pack charging and discharging, IET charging and discharging equalisation and AT airtight testing. We provide maintenance solutions for industrial and commercial energy storage battery systems, new energy vehicle enterprises, battery factories and third-party service stations.