We are Shenzhen Litongwei Electronic Technology Co., Ltd., established in 2005, a national high-tech enterprise specializing in the R&D and manufacturing of lithium-ion safety control systems. Our products are widely used in 3C digital devices, electric scooters, bicycles, motorcycles, tricycles, golf carts, AGVs, drones, and power tools.
We provide intellectual property protection (patent collaboration to prevent infringement), industry-standard shared boards (cost reduction and efficiency improvement), full-process traceability (quality control), and remote maintenance (cloud platform support) to help you address technical, cost, and operational challenges. By choosing us, you'll receive top-tier products and services. Litongwei is committed to collaborating with you to build a brighter future together.
With over two decades of focused expertise in lithium-ion battery management systems, Litongwei delivers unmatched technical excellence, production scale, and partnership value.
Shenzhen has over 13,000 square meters of independent factory space, and Dongguan Huangjiang has 27,000 square meters. The company is equipped with 24 pick-and-place machines for high-speed assembly and 12 PCBA production lines, with Litongwei's monthly output reaching over 15 million units.
Litongwei's R&D investment has consistently accounted for more than 10% of the company's sales for five consecutive years, driving continuous breakthroughs in battery protection technology, circuit design, testing automation, and intelligent energy management solutions.
The company holds over 100 patents in the lithium-ion battery protection board industry, along with multiple patents in circuit/testing programs and automation. It provides enhanced intellectual property protection for clients and collaborates with them to mitigate infringement risks.
LITONGWEI has always adhered to the philosophy of "Technology as King, Efficient Service" in all aspects of production and operations. Our vision is to become a provider of intelligent green energy management solutions, embracing environmental sustainability. Start with LITONGWEI!
Litongwei operates state-of-the-art smart manufacturing facilities integrating Industry 4.0 technologies, MES warehouse automation, and rigorous multi-stage quality verification to ensure every BMS board meets the highest standards.
24 high-speed pick-and-place machines operating across 12 dedicated PCBA production lines ensure precision component placement and consistent throughput at over 15 million units per month.
Fully automated PCBA assembly with inline AOI optical inspection and real-time SPC monitoring for defect-free lithium battery protection boards.
MES-integrated full-process traceability from raw material to finished product, with automated electrical performance testing, aging tests, and environmental stress screening.
IoT-enabled production monitoring, Industry 4.0 smart factory integration, and cloud-based remote maintenance platform enabling real-time diagnostics and predictive maintenance for client systems.
Implemented in 2018, our Manufacturing Execution System (MES) provides end-to-end production visibility, automated inventory management, and real-time quality data across both Shenzhen and Dongguan Huangjiang facilities.
Litongwei's credentials are backed by internationally recognized quality management certifications, multiple industry awards, and national high-tech enterprise status — reflecting our unwavering commitment to excellence.
Two decades of continuous innovation, growth, and technological leadership in lithium-ion battery management systems — from digital BMS pioneer to Smart Manufacturing+ trailblazer.
In 2005, the company commenced R&D and manufacturing of digital Battery Management Systems (BMS). By 2006, it expanded into power battery management system development. ISO 9001 certification was obtained in 2007, followed by ISO 14001 certification in 2009.
The company secured 8 utility model and design patents in 2011, while expanding its mobile power bank manufacturing operations. The Litongwei Technology Research Institute was established in 2012. It received the Del New Energy Quality Excellence Award in 2014 and earned the Gold Partner title from Gaogong Lithium Battery in 2015.
The company upgraded its ISO 9001 and ISO 14001 certifications in 2016, achieved IATF 16949 certification in 2018, and implemented an MES system for warehouse automation. It was awarded the Guangdong Battery Industry Association Innovation Award in 2019 and recognized as a leading brand in lithium battery protection board technology for two-wheeled vehicles in 2020.
Litongwei Electronics continues to innovate, deepening its technological expertise while embracing IoT and Industry 4.0. Through its Smart Manufacturing+ strategy, the company drives industrial transformation and upgrading, positioning itself at the forefront of intelligent green energy management on a global scale.
Our lithium-ion battery management systems and protection boards power a diverse range of industries globally — from consumer electronics to heavy-duty industrial equipment — delivering safety, efficiency, and reliability.
Two state-of-the-art manufacturing campuses — Shenzhen (13,000+ sqm) and Dongguan Huangjiang (27,000+ sqm) — equipped with cutting-edge automation and quality assurance infrastructure.
Litongwei's partners include Huawei, Lenovo, Desay, Guoguang, Sunwoda, Eve Energy, Guoxuan High-tech, and other industry brand clients who have collaborated for many years. Our long-term partnerships with China's most respected technology and energy companies are a testament to our consistent quality, reliability, and innovation.
Litongwei serves clients across Asia, Europe, North America, and emerging markets. Our comprehensive after-sales support, cloud-based remote maintenance platform, and dedicated technical teams ensure seamless global service. Whether you're sourcing OEM protection boards, custom BMS designs, or full battery system solutions — we are your trusted long-term manufacturing partner.
Litongwei Electronic