BMSer Technology, operating as Hangzhou Xieneng Technology Co., Ltd., is an established Chinese high-tech enterprise founded in 2012. Located in the innovation hub of Hangzhou, Zhejiang Province, the company focuses on creating advanced battery and energy management systems. BMSer is recognized globally as a third-party provider of Battery Management Systems (BMS) and Energy Management Systems (EMS), serving various industries from grid-scale energy storage to electric vehicles and microgrids. Its distinct strength lies in proprietary technology and a broad international presence, with deployments spanning over 90 regions worldwide, including significant projects in Europe, North America, and Asia.
Battery Technology
BMSer Technology specializes in the design and production of sophisticated battery management systems that are crucial for the performance, safety, and longevity of lithium-ion battery deployments. Key offerings include high-voltage Battery Management Units (BMU) with both active and passive cell equalization capabilities, supporting systems up to 1500V. These BMUs integrate proprietary power integration chips and advanced algorithms to enhance battery safety and efficiency. The product line expands to Battery Cluster Units (BCU) and Battery Array Units (BAU), which manage multiple battery strings, monitoring vital parameters like voltage, temperature, current, and insulation.
BMSer’s portfolio also features high-voltage boxes, including air-cooled and newly developed liquid-cooled systems, engineered for large-capacity and safe battery arrays. The company designs its solutions for integration, supporting various industrial communication protocols, including CAN, RS-485, and Ethernet. Beyond hardware, BMSer offers system integration for commercial, residential, and utility-scale energy storage, along with after-sales services such as battery evaluation, calibration, and support for second-life battery applications. This agnostic approach ensures flexibility and high-quality technical solutions for system integrators and electric mobility manufacturers.
Recent projects
BMSer Technology has a track record of significant deployments in the past year. In the UK, a 120MWh frequency modulation energy storage power station highlights their contribution to grid stability. Major projects in China include the Xinjiang 200MW/800MWh energy storage power station, one of the largest electrochemical storage plants in the country, and the Anhui Jinzhai 200MWh project featuring active balancing technology. The Yecheng 500MWh energy storage project further showcases their role in green energy transitions. BMSer also delivered over 600,000 sets of BMS for shared electric bicycles, demonstrating their impact in the e-mobility sector. The company’s HipNergy solution received the Best Solution for New Industrial and Commercial Energy Storage in China (2023) and an Outstanding Project Award in 2024.
Investors
BMSer Technology has attracted approximately $19.34 million in funding from a wide range of investors. Notable financial backers include venture capital firms like Lightspeed China Partners and Zhisheng Capital, which led a Series B round exceeding CNY 100 million. Strategic corporate investors such as Geely Holding Group and Lenovo Capital & Incubator Group have also contributed, underscoring confidence in BMSer’s market position. The investor base extends to state-owned entities like State Power Investment Group, financial institutions like CITIC Securities, and investment funds such as Oriza Equity Investment and Hanhui Fund.
Business Details
Location: Hangzhou, China
Website: https://en.bmser.com/
LinkedIn: https://www.linkedin.com/company/31688229/
