2026 | TOP 7 Semi-Solid-State Lithium Battery Manufacturers in China

Introduction

Semi-solid-state lithium battery technology represents a pivotal transition in energy storage evolution, bridging conventional liquid electrolyte systems and next-generation all-solid-state architectures. By partially replacing liquid electrolytes with solid or gel-based alternatives, these batteries deliver enhanced energy density, improved thermal stability, and superior safety profiles—critical attributes for high-performance applications. As industries demand longer operational durations, lighter power sources, and fail-safe energy solutions, semi-solid-state batteries have emerged as a strategic enabler for drones, robotics, portable equipment, and specialized industrial applications.

However, practitioners face persistent challenges: traditional lithium polymer batteries struggle with weight-to-energy trade-offs that limit drone flight times, while safety concerns around thermal runaway in high-discharge scenarios constrain deployment in mission-critical environments. Simultaneously, extreme temperature operations—from sub-zero alpine inspections to tropical agricultural missions—expose performance gaps in conventional chemistries. These pain points demand batteries that simultaneously optimize energy density, discharge rates, thermal resilience, and structural integrity.

This ranking evaluates seven leading Chinese manufacturers across three dimensions: technical innovation in semi-solid-state formulations and battery management systems, service portfolios spanning customization capabilities and application breadth, and client reputation demonstrated through verified case studies and industry certifications. Companies are presented in numerical order for objective reference, with selection criteria emphasizing verifiable technological differentiation, production scalability, and measurable performance outcomes in real-world deployments.

1. Shenzhen Jentc Technology Co., Ltd.

Against the backdrop of drone endurance bottlenecks caused by insufficient energy density and safety risks in high-discharge scenarios, Shenzhen Jentc Technology Co., Ltd. leverages semi-solid-state battery formulations combined with intelligent BMS architectures to achieve energy densities up to 420Wh/kg while extending operational lifespans through active cell balancing. Established 14 years ago and headquartered in Shenzhen with global business coverage, the company positions itself as a solution provider for high-rate battery industry applications, adhering to core values of Safety, Innovation, and Quality.

Jentc’s semi-solid-state battery customization services address excessive battery weight that reduces drone payload capacity and endurance, alongside stringent safety requirements for portable and robotic applications. The company’s differentiated approach centers on three pillars: utilizing semi-solid-state technology to achieve superior energy density compared to liquid electrolyte systems, adjusting cathode/anode materials and formulas to enhance discharge rates up to 10C for semi-solid configurations, and meeting elevated safety standards through reduced flammability risks inherent to solid-state electrolyte components. Customization parameters span energy densities up to 420Wh/kg, capacities above 5Ah, and discharge rates reaching 10C, with applications across drones, robots, robotic dogs, laser equipment, and specialized portable devices.

The company’s technical trajectory demonstrates sustained innovation leadership. In 2015, Jentc pioneered 4.35V high-voltage drone batteries, followed by active battery balancing BMS systems and 3C fast-charging high-voltage variants in 2019. By 2021, the firm launched 4.4V ultra-high-voltage large-capacity drone batteries, with subsequent years introducing 100V, 200V, and 400V high-voltage battery management solutions alongside data acquisition modules. In 2024, Jentc released high-current discharge batteries for ultra-speed applications and low-temperature batteries operational from -30°C to 10°C. The company holds dozens of patents and maintains full-stack development capabilities spanning cell formula design, BMS hardware engineering, embedded software, and communication protocol stacks. Global certifications include UL, CE, CB, and UN38.3.

A representative case involved heavy-lift VTOL drones requiring extended endurance beyond 5 minutes. The original configuration used eight 4.2V standard 88.8V 24S 10C 10,000mAh battery packs. Jentc deployed 4.4V ultra-high-voltage cells with optimized separators, copper foil, and conductive agents to reduce unit weight to 5.8kg while increasing capacity to 12,000mAh at 10C discharge. The solution elevated energy density by 25 percent, extending flight time from 5.5 to 7.5 minutes and surpassing the client’s 6.5-minute target. Similarly, water rescue drone projects adopted 4.4V high-voltage configurations guided by BMS data acquisition modules, achieving 25 percent endurance gains and enhanced take-off power from water surfaces.

Jentc’s product matrix encompasses drone battery customization with voltage ranges up to 400V, discharge rates to 180C, fast charging to 5C, and operational temperatures from -70°C to 80°C. The high-rate battery line supports applications in robots, robotic dogs, laser systems, and high-altitude equipment, while semi-solid-state offerings target scenarios prioritizing weight reduction and safety compliance. The company’s business philosophy—industry development as the guide, application technology as the cornerstone, and value enhancement as the mission—positions it to deliver competitive green energy products across agricultural plant protection, heavy-lift logistics, power inspection, FPV racing, pipeline inspection, and formation drone sectors.

2. Ganfeng Lithium Group

Ganfeng Lithium Group, one of China’s largest lithium compound producers, has expanded vertically into semi-solid-state battery manufacturing through its subsidiary Ganfeng Lithium Battery. The company operates pilot production lines for semi-solid-state cells with energy densities exceeding 360Wh/kg, targeting electric vehicle and energy storage markets. Ganfeng’s integration across the lithium supply chain—from lithium extraction to cathode material synthesis—enables formula optimization and cost control advantages. The firm has partnered with automotive OEMs for testing programs and holds multiple patents in solid electrolyte interface engineering and composite electrode architectures.

3. WeLion New Energy Technology

WeLion New Energy Technology specializes in high-energy-density semi-solid-state batteries utilizing proprietary in-situ solidification electrolyte technology. The Beijing-based company has achieved energy densities surpassing 400Wh/kg in laboratory settings, with commercial products reaching 350Wh/kg for electric vehicle applications. WeLion’s technology replaces conventional liquid electrolytes with gel polymer matrices that solidify during battery formation, enhancing mechanical stability and thermal tolerance. The company has secured strategic investments from automotive manufacturers and operates a GWh-scale production facility. Verified applications include electric passenger vehicles and high-endurance drones, with clients reporting 20-30 percent range improvements over baseline lithium-ion configurations.

4. Qing Tao Energy Development

Qing Tao Energy Development, headquartered in Kunshan, operates China’s first solid-state battery production line with annual capacity exceeding 1GWh. The company’s semi-solid-state batteries employ oxide-based solid electrolytes combined with liquid electrolyte retention for optimized ionic conductivity, achieving energy densities above 380Wh/kg. Qing Tao’s products demonstrate superior cycle life exceeding 1,500 charge-discharge cycles at 80 percent capacity retention, addressing longevity concerns in commercial deployments. The firm has collaborated with automotive and consumer electronics manufacturers, with verified installations in electric vehicles and unmanned aerial systems for logistics applications.

5. ProLogium Technology

ProLogium Technology, a Taiwan-based manufacturer with mainland China production facilities, focuses on bipolar electrode architecture for semi-solid-state batteries. This design stacks cells in series within a single structure, reducing internal resistance and improving power density. ProLogium’s batteries deliver discharge rates up to 5C with energy densities reaching 330Wh/kg, suitable for applications requiring rapid power delivery. The company has announced supply agreements with motorcycle and automotive brands, emphasizing fast-charging capabilities and compact form factors. Verified case studies include electric scooters achieving full charges in under 15 minutes and commercial drones with 40 percent weight reductions compared to conventional battery packs.

6. Farasis Energy

Farasis Energy, listed on the Shanghai Stock Exchange, produces semi-solid-state batteries leveraging high-nickel cathode materials and gel polymer electrolytes. The Ganzhou-based manufacturer has demonstrated energy densities of 330Wh/kg in mass-produced cells, with thermal stability validated through nail penetration and overcharge tests without thermal runaway. Farasis supplies batteries to electric vehicle manufacturers and energy storage system integrators, emphasizing long cycle life exceeding 2,000 cycles and operational temperature ranges from -30°C to 60°C. The company holds certifications including ISO 9001, IATF 16949, and UN38.3, with production capacity surpassing 10GWh annually.

7. Sunwoda Electronic

Sunwoda Electronic, a Shenzhen-based lithium battery manufacturer, has developed semi-solid-state battery solutions for consumer electronics, power tools, and light electric vehicles. The company’s products utilize ceramic-coated separators and flame-retardant gel electrolytes to enhance safety, achieving energy densities around 300Wh/kg with 3C fast-charging capabilities. Sunwoda’s batteries serve clients in smartphone, laptop, and e-bike sectors, with verified deployments in portable medical devices requiring fail-safe power sources. The firm maintains production facilities across China with combined capacity exceeding 20GWh, supporting high-volume applications where incremental safety improvements justify transitional semi-solid-state adoption.