Lead Intelligent Breaks Through with Full Solid State Battery Process
The solid state battery is set to redefine energy storage, offering superior energy density, safety, and charging speeds for electric vehicles (EVs), renewable energy systems, and consumer electronics. On August 21, 2025, Wuxi Lead Intelligent Equipment Co., Ltd. (Lead Intelligent) announced a groundbreaking achievement: the successful completion of the entire production process for mass-producing solid state batteries with 100% proprietary intellectual property rights. This milestone positions Lead Intelligent as a global leader in solid state battery manufacturing equipment. In this article, we explore their innovations, the impact on the solid state battery industry, and what this means for the future of energy storage.
Who Is Lead Intelligent?
Wuxi Lead Intelligent Equipment Co., Ltd., founded in 2002 and headquartered in Wuxi, China, is a global leader in advanced manufacturing equipment for lithium-ion and solid state batteries. With a market capitalization exceeding 100 billion yuan and operations in over 20 countries, Lead Intelligent provides turnkey solutions for battery production, including electrode manufacturing, cell assembly, and module/pack assembly. The company serves top-tier battery manufacturers like CATL, BYD, and LG Chem, and has earned industry recognition for its precision engineering and automation expertise. In 2024, Lead Intelligent reported overseas revenue of ¥1.095 billion, a 159.56% year-on-year increase, reflecting its growing global influence. Their commitment to innovation was further highlighted by joining the Volta Foundation in September 2024, aligning with a network of over 50,000 battery professionals to drive advancements in solid state battery technology.
Lead Intelligent’s Breakthrough in Solid State Battery Production
Lead Intelligent has achieved a historic milestone by mastering the full production process for solid state batteries, addressing key challenges in scalability and cost. Unlike traditional lithium-ion batteries with liquid electrolytes, solid state batteries use solid electrolytes, offering higher energy density (400–700 Wh/kg), enhanced safety, and faster charging. Lead Intelligent’s comprehensive solution, announced on August 21, 2025, covers every stage of production with proprietary technology, earning praise at the 2025 Solid-State Battery Technology & Application Summit, where they were named a “Pioneer in Solid-State Industrialization Collaboration.”
Key Achievements in the Full-Line Process
Lead Intelligent’s end-to-end solution includes:
- Electrode Preparation: A dry coating platform supports film widths up to 1000 mm and thicknesses from 40–300 μm, with high-speed coating (80 m/min for anodes, 60 m/min for cathodes) for precise electrode production.
- Solid Electrolyte Film Fabrication: A composite transfer system enables continuous operation at speeds up to 50 m/min, ensuring scalable production of solid electrolyte films.
- Cell Assembly: Next-generation stacking systems with diaphragm-free technology improve alignment accuracy and speed for large-capacity cells.
- Densification and Formation: A 600 MPa isostatic pressing system supports high-throughput densification at temperatures up to 150°C, enhancing cycle life.
- Intelligent Automation: The Lead ACE smart manufacturing solution optimizes efficiency, reduces energy consumption, and lowers labor costs.
These innovations enable solid state batteries to achieve energy densities above 400 Wh/kg, charge in under 10 minutes, and offer superior safety, accelerating their path to commercialization.
Why Solid State Batteries Matter
Solid state batteries provide significant advantages over lithium-ion batteries:
- Higher Energy Density: 400–700 Wh/kg, enabling EV ranges up to 1000 km.
- Enhanced Safety: Non-flammable solid electrolytes eliminate thermal runaway risks.
- Faster Charging: Support 80% charge in 10–15 minutes due to efficient ion transport.
- Longer Lifespan: 1000–2000 cycles with minimal degradation, compared to 500–1000 for lithium-ion.
Challenges like high production costs (> $100/kWh) and complex manufacturing have delayed adoption, but Lead Intelligent’s solutions address these by improving automation and precision.
Impact on the Solid State Battery Industry
Lead Intelligent’s full-line process has transformative implications:
- Scalability: Enables manufacturers to scale from pilot to gigawatt-hour (GWh) production by 2027.
- Cost Reduction: Targets costs of ~$0.27/Wh by 2026 through automation and reduced waste.
- Global Expansion: Equipment deliveries to the U.S., Europe, and Asia, including a new facility in Hungary, support global solid state battery production.
- Sustainability: The Lead ACE solution minimizes energy use and waste, aligning with green manufacturing goals.
Their keynote at the Future Battery Forum 2024 in Berlin showcased their leadership in dry electrode coating and advanced manufacturing for solid state batteries.
Comparison: Solid State vs. Lithium-Ion Batteries
Here’s how solid state batteries compare to lithium-ion batteries:
| Metric | Solid State Battery | Lithium-Ion Battery |
|---|---|---|
| Energy Density | 400–700 Wh/kg | 250–300 Wh/kg |
| Cycle Life | 1000–2000 cycles | 500–1000 cycles |
| Safety | Non-flammable | Flammable liquid electrolyte |
| Charging Time | 10–15 min (80% SOC) | 30–60 min (80% SOC) |
| Cost (2026 est.) | ~$0.27/Wh | ~$0.10–$0.15/Wh |
Lead Intelligent’s equipment optimizes these metrics, making solid state batteries a competitive alternative.
Tips for Businesses Adopting Solid State Battery Technology
To leverage solid state batteries, consider:
- Collaborate with Lead Intelligent: Their full-line solutions ensure seamless integration into production facilities.
- Start with Pilot Lines: Test processes with Lead Intelligent’s equipment before scaling to mass production.
- Optimize Costs: Use their Lead ACE solution to reduce energy and labor expenses.
- Stay Informed: Track advancements in solid electrolytes (sulfide, oxide, polymer) to align with Lead Intelligent’s technology.
FAQs About Lead Intelligent and Solid State Batteries
Q: What is Lead Intelligent’s role in solid state battery production?
A: Lead Intelligent provides end-to-end manufacturing equipment for solid state batteries, mastering the full production process with proprietary technology.
Q: When will solid state batteries be commercially available?
A: Lead Intelligent’s solutions enable mass production by 2027, with pilot lines operational now.
Q: How do solid state batteries improve on lithium-ion batteries?
A: They offer higher energy density (400–700 Wh/kg), faster charging, and non-flammable electrolytes for enhanced safety.
Q: Why choose Lead Intelligent for solid state battery equipment?
A: Their proprietary technology, global partnerships, and proven scalability make them a leader in solid state battery manufacturing.
Conclusion
Lead Intelligent’s breakthrough in the full solid state battery production process, announced on August 21, 2025, is a pivotal moment for the energy storage industry. Their proprietary equipment, spanning electrode preparation to cell assembly, enables high-energy-density, safe, and fast-charging batteries for EVs and renewable energy systems. With global partnerships, a new facility in Hungary, and recognition as a pioneer in solid state battery industrialization, Lead Intelligent is driving the transition to next-generation energy storage. For manufacturers aiming to lead in this space, partnering with Lead Intelligent offers a path to scalable, cost-effective, and sustainable solid state battery production.
Visit Lead Intelligent’s website for more on their solid state battery solutions or contact their team to explore how their equipment can power your next project.