Technology
Battery Process Technology
Over two decades of battery R&D and manufacturing, driving quality upgrades through technological innovation to deliver safe, reliable, high-performance battery solutions to customers worldwide.
R&D Strength
Deep Industry-Academia Collaboration, Leading Technical Innovation
We have established industry-academia-research partnerships with the National Center for Nanoscience and Technology, South China University of Technology, Wuhan Zhongke Advanced Materials Technology Co., Ltd., North China Electric Power University, Central South University of Forestry and Technology, Tsinghua Shenzhen International Graduate School, Shenzhen MSU-BIT University, Yancheng Institute of Technology and other institutions.
R&D Investment & Key Projects
Core Technologies
Technology-Driven Development, Deep in Battery Core Expertise
EPT has always pursued technology-driven development, deepening expertise in core battery technologies with continuous R&D innovation around battery safety, and has undertaken multiple Shenzhen science and technology programs.
High-Temperature-Resistant Polymer Batteries
- Stored at 85°C for 7 days with battery performance unchanged
- 24h storage at 85°C: capacity retention >90%, thickness swelling <5%
- 4h storage at 90°C: capacity retention >95%, thickness swelling <5%
- 2h storage at 100°C: thickness swelling <10%
Low-Temperature-Resistant Polymer Batteries
- Discharge retention ≥95% at 0°C to -10°C
- Discharge retention >90% at -20°C
- Discharge retention ≥80% at -30°C
- Discharge retention ≥70% at -40°C
High-Temperature High-Rate Batteries
- 5C CC-CV charging (cutoff current 0.1C): 90% charge in 10 minutes, full charge in 20 minutes
- 300 cycles at 5C charge / 3C discharge with 97% capacity retention
Wide-Temperature Ni-MH Battery Technology
- 0.2C discharge capacity above 60% at -40°C
- 0.2C discharge capacity above 90% at 85°C
- Long service life: 3650 cycles at 40% DOD, up to 10 years of retention
Eco-Friendly Nickel-Zinc Battery Technology
- Charge-discharge efficiency ≥90% with minimal energy loss
- Aqueous electrolyte with no fire or explosion risk; stable under extreme conditions for all-weather safety
- Voltage up to 1.65V with excellent high-rate discharge performance, ideal for high-current applications
- Abundant, easily recyclable nickel and zinc resources with no heavy-metal pollution
Global Certifications
Stringent Standards, Global Compliance
We build our compliance system to stringent standards and have obtained multiple authoritative certifications, fully ensuring compliance in quality, environment, laboratory testing and social responsibility.
Company Honors
Industry Recognition, Honors That Prove Our Strength
Delivery Capability
Large-Scale Delivery, Consistent Quality
Contact Us
Looking for a Custom Battery Solution?
Our engineering team responds within 24 hours. Whether it's volume customization or new product development, we deliver the best solution for you.