Dongguan Ouchi Electronic Technology Co., Ltd is a professional BMS manufacturer. We are an enterprise integrating R&D, production, sales, service and other departments. We have a strong technical R&D and management team. The technical backbones have worked in the field of power battery BMS for more than 10 years. Our products cover battery assembly series 3S-250S series, the working current can reach 500A. Our products are widely used in various high-power application scenarios such as electric bicycles, motorcycles, solar energy storage, and four-wheeled low-speed vehicles. Our battery protection boards are RoHS compliant, and our quality and environmental protection concepts have been well received by customers. To create value for customers, we are committed to making customers satisfied using our lithium battery BMS.