As the demand for high-performance energy storage solutions continues to surge globally, polymer lithium batteries have become an essential technology powering diverse applications from consumer electronics to electric vehicles and renewable energy storage. China, as the world leader in battery manufacturing, is home to many of the top polymer lithium battery manufacturers who are innovating and scaling up production to meet market needs.

This article provides a comprehensive and up-to-date overview of the top polymer lithium battery manufacturers in China for 2025, highlighting their key strengths, product offerings, and market positions. Our goal is to guide industry stakeholders, buyers, and partners to better understand the competitive landscape and benchmark manufacturers.

What is a Polymer Lithium Battery?

Polymer lithium batteries, commonly called lithium polymer (Li-Po) batteries, are a type of rechargeable battery distinguished by their use of a polymer electrolyte rather than a liquid electrolyte. This structural difference allows Li-Po batteries to be lightweight, thin, and flexible in design while providing high energy density, enhanced safety, and longer cycle life compared to traditional liquid electrolyte lithium-ion batteries.

The key advantages of polymer lithium batteries include:

• Lightweight and slim form factor: Enables compact device design and innovative product shapes.

• Enhanced safety: Reduced risk of leakage or explosion due to the solid or gel-like electrolyte.

• High energy density: Allows for longer runtimes in portable electronics or extended driving ranges in EVs.

• Excellent flexibility: Facilitates integration into wearables, bendable devices, and unique industrial applications.

• Good thermal stability and cycle performance: Contributes to a longer operational lifespan and reliability.

Due to these superior qualities, polymer lithium batteries are increasingly adopted across a vast array of applications, including smartphones, tablets, wearable gadgets, drones, electric vehicles (EVs), energy storage systems, and sophisticated medical devices. Their adaptability and performance make them a cornerstone of modern portable power.

Overview of China’s Polymer Lithium Battery Industry in 2025

China unequivocally dominates the global lithium battery production landscape. Its meticulously developed supply chain, abundant access to raw materials, and highly advanced manufacturing infrastructure have collectively propelled it to capture an overwhelming share of the global lithium polymer battery market. As of 2025, several key trends and characteristics define this robust industry:

• Global Manufacturing Hub: China produces over 70% of the world’s lithium cell manufacturing capacity, making it an indispensable global supplier.

• Rapid Growth Trajectory: The polymer lithium battery segment continues to demonstrate rapid growth, significantly driven by the accelerating adoption of electric vehicles and the ceaseless innovation in portable electronic devices.

• Intensive R&D Investment: Chinese manufacturers are investing heavily in research and development to continuously improve battery energy density, enhance safety protocols, and achieve greater cost competitiveness. This commitment to innovation is a key differentiator.

• Diverse Application Expansion: Demand for polymer batteries is expanding across a multitude of cross-industry applications, ranging from automotive and aerospace to large-scale grid energy storage and specialized industrial equipment.

• Automation and Sustainability Focus: Leading polymer battery companies are continuously upgrading their production processes with advanced automation technologies to boost efficiency and quality. Concurrently, there is a growing emphasis on sustainability initiatives, including responsible sourcing, energy-efficient manufacturing, and advanced battery recycling programs.

Top 10 Polymer Lithium Battery Manufacturers in China

Below is an updated list of the ten most notable polymer lithium battery manufacturers in China, showcasing their main characteristics, product range, and competitive advantages as of 2025. This table provides a snapshot of the industry’s key players.

Detailed Manufacturer Profiles

CATL (Contemporary Amperex Technology Co., Ltd)

• Founded: 2011

• Focus: As the undisputed global leader in lithium battery manufacturing, CATL excels in the development and production of polymer lithium battery technology, primarily for electric vehicles (EVs) and large-scale energy storage systems. The company boasts a comprehensive approach, integrating R&D, manufacturing, and robust recycling initiatives, ensuring both technological leadership and sustainable practices.

• Innovation: CATL is at the forefront of battery innovation, constantly pushing the boundaries of energy density and battery lifespan through advanced material science and revolutionary cell design. They are also pioneers in developing sophisticated Battery Management Systems (BMS) that optimize battery performance, safety, and longevity across various demanding applications. Their strategic investments in solid-state battery research position them for future market dominance.

• Market Reach: CATL batteries power a vast array of leading EV brands globally, including high-profile partnerships with Tesla, BMW, Volkswagen, and Ford, among others. Their extensive production capacity and technological superiority make them a critical component of the global clean energy transition.

BYD (Build Your Dreams)

• Founded: 1995

• Product Range: BYD offers a diversified product portfolio that includes both cutting-edge lithium polymer and highly acclaimed Lithium Iron Phosphate (LFP) batteries. These batteries are extensively used across BYD’s own electric vehicles, a wide range of mobile devices, and crucial renewable energy storage solutions, underscoring their comprehensive energy ecosystem.

• Competitive Edge: BYD’s unique strength lies in its vertically integrated supply chain, which encompasses everything from raw material processing and cell manufacturing to complete vehicle assembly and energy storage solutions. This integration significantly reduces costs, enhances quality control, and accelerates innovation. The company places a strong emphasis on clean energy development and has invested heavily in advanced battery recycling technology, positioning itself as a holistic leader in sustainable energy. The “Blade Battery,” an innovative LFP cell-to-pack technology, is a testament to their continuous innovation in safety and energy density.

EVE Energy Co., Ltd

• Founded: 2001

• Specialty: EVE Energy is renowned for its expertise in producing specialized polymer lithium batteries, which are particularly well-suited for small, flexible devices such as wearables, Internet of Things (IoT) gadgets, and various consumer electronics requiring compact and reliable power sources.

• Achievements: The company boasts an extensive variety of battery models and configurations, catering to diverse market needs. EVE Energy maintains high-volume production capacity coupled with rigorous safety standards and quality control measures, ensuring consistent performance and reliability across its product lines. Their commitment to R&D has led to breakthroughs in bendable and thin-film battery technologies, expanding the possibilities for product design.

CALB (China Aviation Lithium Battery Co., Ltd)

• Founded: 2015

• Strength: CALB is a rapidly growing powerhouse in the production of Lithium Iron Phosphate (LFP) and polymer lithium batteries. Their products are particularly noted for their solid thermal and chemical stability, making them ideal for demanding applications such as commercial electric vehicles, heavy-duty machinery, and large-scale solar energy storage systems where reliability and safety are paramount.

• Development: The company has undergone rapid capacity expansion, investing significantly in state-of-the-art manufacturing facilities and integrating highly automated production processes. CALB is also actively expanding its international footprint, forming partnerships and establishing sales channels to serve global markets, particularly in Europe and Southeast Asia.

Gotion High-Tech

• Founded: 2006

• Advancements: Gotion High-Tech is a significant innovator in the battery sector, known for its application of advanced lithium polymer chemistries. Their batteries are specifically designed to meet the stringent performance and safety requirements of automotive applications (EVs) and large-scale grid-level energy storage solutions. They are continuously pushing the boundaries of LFP technology, achieving higher energy densities and improved low-temperature performance.

• Output: The company is strategically focused on scaling up the production of high-capacity, long-life polymer batteries. Gotion High-Tech has established strategic alliances with major automotive manufacturers and energy companies globally, cementing its position as a key player in the clean energy transition.

Svolt Energy Technology

• Founded: 2018

• Highlights: Svolt Energy is a relatively new but highly ambitious player in the battery industry. It has quickly made a name for itself by investing heavily in the development of next-generation battery technologies, including advanced solid-state and polymer battery solutions. Their primary focus is on high-performance EV applications and robust energy storage systems.

• Support: Svolt benefits from significant backing by Chinese automotive giant Great Wall Motors, providing them with crucial capital, R&D resources, and a ready market for their innovations. They are also notable for pioneering cobalt-free battery technologies, aiming to reduce reliance on critical raw materials and improve sustainability.

Lishen Battery

• Founded: 1997

• Products: Tianjin Lishen Battery Joint-Stock Co., Ltd. is one of China’s pioneering and most experienced lithium battery manufacturers. They offer a comprehensive range of robust polymer lithium-ion and conventional lithium-ion batteries, catering to a wide array of applications including consumer electronics, electric vehicles, and various industrial sectors.

• Quality: Lishen places a paramount emphasis on safety, reliability, and consistent performance across its entire product portfolio. They adhere to stringent testing standards and quality control protocols throughout their manufacturing process, earning them a reputation for dependable and long-lasting battery solutions.

Polinovel Group

• Founded: Early 2000s

• Focus: Polinovel Group has carved out a niche specializing in customized lithium polymer batteries. They are particularly adept at manufacturing thin, lightweight, and custom-formed batteries that are ideal for wearables, smartphones, portable medical devices, and other consumer electronics where space and form factor are critical considerations.

• Services: Beyond standard products, Polinovel excels in providing tailored battery solutions, working closely with clients to meet specific design requirements, power needs, and integration challenges. Their flexibility and specialization make them a preferred partner for innovative product development.

Ufine Battery

• Profile: Ufine Battery is a growing manufacturer of both consumer and industrial-grade lithium polymer and lithium-ion batteries. They serve a diverse clientele with a focus on delivering reliable and cost-effective power solutions.

• Market Approach: Ufine emphasizes a diversified product line and maintains significant manufacturing flexibility to adapt to varying customer requirements and market demands. Their growing production capacity and strong customer service focus enable them to effectively compete in a dynamic market.

Farasis Energy Co., Ltd

• Founded: 2002

• Niche: Farasis Energy is a leading developer and manufacturer of high-energy-density and safety-focused lithium polymer batteries. Their core market segments include electric vehicle propulsion systems and large-scale energy storage solutions, where high performance and uncompromising safety are critical.

• Technology: The company distinguishes itself through continuous innovation in advanced cathode materials (especially NCM chemistries) combined with sophisticated polymer electrolyte designs. Farasis has established significant partnerships with major global automotive manufacturers, underscoring their technological prowess and reliability in the EV battery supply chain.

Market Trends Driving Polymer Lithium Battery Growth in China

The polymer lithium battery market in China is not just growing; it’s undergoing a profound transformation driven by several powerful macro and micro trends. As of 2025, these forces are reshaping the industry, pushing manufacturers towards unprecedented levels of innovation and efficiency.

Electric Vehicle (EV) Boom Continues Unabated

China remains the undisputed largest EV market globally, experiencing exponential growth year after year. This immense demand directly translates into a soaring need for lightweight, high-capacity, and increasingly fast-charging polymer batteries. As battery technology advances, range anxiety diminishes, further accelerating EV adoption and thus the demand for high-performance polymer cells. The shift from LFP to more energy-dense NCM (Nickel Cobalt Manganese) or even newer chemistries, often encapsulated in polymer forms, is a key trend in this segment.

Consumer Electronics Expansion and Diversification

The market for smartphones, tablets, wearable devices, and a burgeoning array of IoT gadgets continues to expand and diversify. Polymer batteries are the technology of choice for these devices due to their inherently thin, flexible, and customizable form factors, enabling sleek designs and longer usage times. The rise of foldable phones, smart wearables, and advanced drones heavily relies on the unique design flexibility offered by polymer battery technology. Manufacturers are constantly seeking thinner, lighter, and more powerful cells to differentiate their products.

Renewable Energy Storage Integration

The global push for renewable energy sources (solar, wind) necessitates efficient and reliable energy storage solutions. Both grid-scale and residential energy storage systems increasingly utilize durable, safe, and long-cycle-life polymer batteries to balance intermittent renewable power generation and enhance grid stability. The modularity and scalability of polymer battery systems make them ideal for these large-scale applications, contributing significantly to energy independence and sustainability goals.

Relentless Focus on Innovation and Next-Gen Technologies

Chinese battery manufacturers are not content with their current lead; they are investing heavily in cutting-edge R&D. Key areas of innovation include:

• Solid-State Electrolytes: The holy grail of battery technology, promising even higher energy density, greater safety (non-flammable), and longer lifespans. Semi-solid-state batteries are already reaching commercialization in specific niches by 2025, with full solid-state polymer batteries on the horizon.

• Advanced Cathode and Anode Materials: Research into silicon-carbon composite anodes, lithium-rich manganese-based cathodes, and ultra-high nickel content materials (e.g., NCM9 series) aims to significantly boost energy density and reduce reliance on expensive cobalt.

• Safer Chemistries: Development of inherently safer battery chemistries and improved thermal management systems to mitigate risks and enhance battery reliability under extreme conditions.

• Faster Charging Capabilities: Continuous breakthroughs in battery design and material science are enabling ultra-fast charging capabilities, making EVs more convenient and competitive with traditional internal combustion engine vehicles.

Growing Emphasis on Sustainability and Circular Economy

Environmental regulations and consumer awareness are driving a strong emphasis on sustainability throughout the battery lifecycle. This includes:

• Eco-Friendly Production: Adoption of cleaner manufacturing processes, reduced water and energy consumption, and lower carbon footprints in battery factories.

• Responsible Sourcing: Ensuring ethical and sustainable sourcing of raw materials like lithium, cobalt, and nickel, often through vertical integration or strict supply chain audits.

• Advanced Battery Recycling: Development of efficient and economically viable battery recycling technologies to recover valuable materials from end-of-life batteries, promoting a circular economy and reducing reliance on virgin resources. This is a critical area of investment for major players.

Global Expansion and Strategic Partnerships

Chinese polymer battery manufacturers are increasingly expanding their global footprint through international collaborations, establishing overseas production facilities, and forming strategic partnerships with leading automotive OEMs and energy companies worldwide. This globalization strategy aims to capture larger market shares and diversify their customer base, strengthening their position in the international battery supply chain.

Challenges and Opportunities in 2025

While the outlook for China’s polymer lithium battery industry is overwhelmingly positive, several challenges and opportunities persist:

Challenges:

• Raw Material Volatility: Prices of key raw materials (lithium, nickel, cobalt) can fluctuate significantly, impacting production costs and profitability. Securing stable and ethical supply chains remains a challenge.

• Intense Competition: The market is highly competitive, with established giants and aggressive new entrants vying for market share. This pressure drives innovation but also puts a strain on margins.

• Technological Obsolescence: The rapid pace of technological advancement means that current cutting-edge technologies can quickly become outdated, requiring continuous R&D investment.

• Global Geopolitical Landscape: Trade tensions and evolving geopolitical relationships can impact international market access and supply chain stability.

• Talent Acquisition: The demand for skilled engineers, researchers, and manufacturing specialists outstrips supply, posing a challenge for talent acquisition and retention.

Opportunities:

• Solid-State Battery Commercialization: The gradual commercialization of semi-solid and eventually full solid-state polymer batteries presents a massive opportunity for manufacturers who can master this complex technology.

• Advanced Battery Management Systems (BMS): Sophisticated BMS solutions that optimize battery performance, predict lifespan, and enhance safety through AI and machine learning offer significant value.

• Battery-as-a-Service (BaaS) Models: Innovative business models, such as battery swapping for EVs or energy storage solutions offered on a subscription basis, can unlock new revenue streams.

• Customization for Niche Markets: The flexibility of polymer batteries allows for highly customized solutions for emerging markets like medical devices, robotics, aerospace, and specialized industrial tools.

• Energy Transition & Decarbonization: The global imperative to decarbonize economies and transition to renewable energy sources provides a long-term, sustained demand for advanced battery technologies.

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Conclusion

China’s polymer lithium battery manufacturers are not merely producers; they are global leaders in innovation, scale, and quality. The top manufacturers listed in this article are not only meeting current market demands but are actively driving the industry forward with relentless advancements in technology, expansion of production capabilities, and a growing commitment to sustainability.

For companies and end-users seeking reliable, innovative, and scalable polymer lithium battery solutions, engaging with these top manufacturers offers unparalleled competitive advantages in the rapidly evolving energy storage landscape. Their robust R&D pipelines, massive production capacities, and strong focus on quality and safety make them indispensable partners for future energy solutions.

The trajectory of the polymer lithium battery industry in China is one of continuous growth, driven by technological breakthroughs, expanding applications, and a global shift towards electrification and sustainable energy. Keeping an eye on these top players will provide valuable insights into the future of energy storage.

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