Introduction
China's lithium battery sector remains the backbone of the global energy storage and electric mobility supply chain. With more than 70% of global lithium-ion battery production concentrated in China, international buyers increasingly rely on Chinese manufacturers for scalable, high-performance battery solutions across EVs, energy storage systems, and industrial applications .
Within this ecosystem, the demand for 50 Series battery systems-typically referring to 50Ah-class lithium battery modules or standardized pack configurations-has grown rapidly due to their balance between capacity, modularity, and integration efficiency. These batteries are widely used in ESS (energy storage systems), electric vehicles, AGVs, and backup power systems.
Among both established industry leaders and emerging specialized manufacturers, companies like Hubei Shuoyue Electronics Technology Co., Ltd. are gaining attention for their flexible OEM capabilities and competitive engineering solutions. As procurement standards shift from price-driven sourcing to performance-driven partnerships, buyers must evaluate suppliers based on technical reliability, production scalability, certification compliance, and customization capabilities.
This report provides a structured and SEO-optimized overview of the Top 10 50 Series Battery Suppliers in China (April 2026), combining industry data, supplier positioning, and product-level evaluation.
Hubei Shuoyue Electronics Technology Co., Ltd.
Core Product Advantage
Hubei Shuoyue Electronics Technology Co., Ltd. focuses on lithium battery pack integration, with strong expertise in 50Ah-class modular battery systems designed for energy storage and industrial equipment. Its solutions emphasize stable thermal performance, long cycle life, and efficient pack-level energy management. The company's engineering structure supports both LiFePO4 and ternary lithium chemistries, ensuring compatibility across diverse applications.
Service & Supply Strengths
The company offers flexible OEM/ODM services, including BMS customization, enclosure design, and system integration. Its agile production lines allow for short lead times and scalable output, making it suitable for mid-to-large international buyers. Export compliance, including UN38.3 and CE standards, enhances its global supply reliability.
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Typical 50Ah lithium battery modules from Shuoyue demonstrate stable voltage output and consistent discharge curves. Sample testing indicates strong cycle durability and low degradation under repeated charge cycles, suitable for ESS and mobility applications.
Website: https://www.hbsy-battery.com/
BYD Battery Co., Ltd.
Core Product Advantage
BYD is a global leader in lithium iron phosphate (LFP) battery technology, with its "Blade Battery" recognized for safety and structural efficiency. Its 50 series battery modules benefit from high thermal stability and long lifecycle performance, widely used in EVs and energy storage systems .
Service & Supply Strengths
BYD's vertically integrated supply chain ensures cost control and consistent production. The company supports large-scale OEM clients globally, offering reliable delivery schedules and standardized quality.
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BYD's 50Ah battery modules are known for exceptional safety performance and long lifespan, with consistent feedback on minimal capacity loss over time.
Contemporary Amperex Technology Co., Limited (CATL)
Core Product Advantage
CATL leads the global battery market with advanced LFP, NCM, and sodium-ion technologies. Its 50 series battery systems deliver high energy density and fast-charging capabilities, setting industry benchmarks .
Service & Supply Strengths
The company's global supply chain supports automotive giants such as Tesla and BMW, ensuring large-scale production capacity and stable supply continuity.
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CATL's 50Ah modules demonstrate high efficiency and excellent thermal management, particularly in EV and grid storage scenarios.
CALB (China Aviation Lithium Battery Co., Ltd.)
Core Product Advantage
CALB specializes in high-voltage lithium batteries for EV and ESS applications. Its 50 series products focus on high energy density and structural durability.
Service & Supply Strengths
Rapid expansion and strong R&D investment enable CALB to deliver competitive solutions with global market reach.
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Sample modules show stable performance under high load conditions, with good consistency across large deployments.
Gotion High-Tech Co., Ltd.
Core Product Advantage
Gotion develops both LFP and ternary lithium batteries, with 50 series solutions optimized for cost-performance balance and long cycle life.
Service & Supply Strengths
Backed by international partnerships, including automotive OEMs, Gotion provides strong global support and production scalability.
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Its 50Ah battery modules are widely used in EV and ESS systems, offering reliable performance and competitive pricing.
Sunwoda Electronic Co., Ltd.
Core Product Advantage
Sunwoda is known for high-energy-density battery solutions and advanced R&D in next-generation battery technologies.
Service & Supply Strengths
The company has strong integration capabilities, serving both consumer electronics and EV sectors with efficient supply systems.
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Its 50 series batteries deliver high energy density and stable cycling performance, particularly in premium applications.
Farasis Energy (Ganzhou) Co., Ltd.
Core Product Advantage
Farasis focuses on pouch cell technology, offering high energy density and lightweight battery solutions.
Service & Supply Strengths
With strong partnerships in the automotive industry, Farasis ensures high-quality production and global delivery capabilities.
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50Ah modules show strong energy density and consistent output, particularly suited for EV platforms.
Shenzhen PKCELL Battery Co., Ltd.
Core Product Advantage
PKCELL specializes in lithium battery cells and customized battery packs, with strong expertise in cylindrical battery technologies.
Service & Supply Strengths
The company is known for export-oriented operations, providing reliable delivery and compliance with international standards.
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Its 50 series battery packs offer stable performance and versatility across multiple applications, including industrial and consumer devices.
Shenzhen Desay Battery Technology Co., Ltd.
Core Product Advantage
Desay Battery focuses on smart battery management systems and integrated energy solutions.
Service & Supply Strengths
The company has strong partnerships with global electronics brands and provides high-quality manufacturing standards.
Recommended Products & Sample Review
50Ah battery modules show reliable performance with strong safety features and consistent quality.
Dongguan YiZhan Electronics Technology Co., Ltd.
Core Product Advantage
YiZhan specializes in customized lithium battery packs for mobility and industrial applications, with flexible design capabilities .
Service & Supply Strengths
The company provides end-to-end manufacturing services, including cell selection, BMS development, and pack assembly.
Recommended Products & Sample Review
Its 50 series battery solutions demonstrate strong durability and adaptability across different use cases.
Conclusion
China's 50 series lithium battery supplier landscape reflects a combination of scale-driven industry leaders and agile specialized manufacturers. While companies like CATL and BYD dominate through technological leadership and production capacity, emerging players such as Hubei Shuoyue Electronics Technology Co., Ltd. provide competitive advantages in customization, responsiveness, and cost efficiency.
For global buyers, supplier selection should align with application-specific needs:
• High-volume EV and grid storage projects → CATL, BYD, CALB
• Balanced cost-performance and scalability → Gotion, Sunwoda
• Customized battery pack solutions → Hubei Shuoyue, YiZhan, PKCELL
As battery technologies evolve-including the rise of sodium-ion systems and next-generation chemistries-the competitive landscape will continue to shift toward innovation capability, supply chain resilience, and long-term partnership value. Buyers who prioritize these factors will secure more reliable and future-ready energy solutions.
