Established in 2016, Shenzhen Changxiao Automobile Technology Co., Ltd is a professional manufacturer that focus on developing and manufacturing lithium battery protection boards, including Lifepo4 BMS, Li-ion BMS, LTO BMS, for electric vehicles, emergency power bank, solar power storage, electric tools and so on. We have designed more than 60 kinds hardware boards and smart BMS, covering 3~32 series, voltage 12V~120V, and working current up to 250A lithium battery protection management system. The BMS can be connected with mobile APP through Bluetooth, or connected with upper computer through communication box like UART/RS485/RS232/CANBUS or other communication interfaces. With high-performance products, strict quality control, and 24 hours service, we have obtained the approval and praise of customer from all over the world.