Battery Refurbishment Technology — We Train, You Profit
High-margin battery repair service is the future of NEV after-sales. We provide complete training and long-term technical escort so your team can build a profitable battery service business. We sell training and technology — not battery cells.
Complete Battery Repair Technology System
Everything you need to launch and run a profitable EV battery service business — technology, training, equipment guidance and ongoing support.
Battery Equalization
Professional cell balancing technology to restore battery pack consistency and extend usable capacity.
Degradation Repair
Targeted repair for common battery degradation issues, recovering lost range and performance.
BMS Diagnostics
Advanced BMS reading, diagnosis and firmware-level troubleshooting for all major NEV brands.
Safety Protocols
Complete high-voltage safety training and standard operating procedures for battery workshop setup.

Specially Optimized for High-Temperature Climates
EV battery degradation accelerates dramatically in hot climates like the Middle East. Original battery replacement is extremely expensive. Our battery refurbishment technology is specifically adapted for high-temperature environments, helping local garages capture this high-margin service market.
Four-Phase Battery Repair Training System
Foundation
Battery theory, high-voltage safety, tools & equipment introduction.
Diagnostics
BMS data analysis, fault identification, common failure patterns.
Hands-On
Practical equalization, disassembly/reassembly, degradation repair.
Business
Workshop setup, pricing strategy, customer acquisition and SOPs.
Tools & Equipment Guidance
Long-Term Technical Escort for Continuous Success
Battery technology keeps evolving. Our $10,000/year Technical Escort Membership gives you continuous access to our engineering team, ongoing training updates and direct support for every challenging repair case you encounter.
Battery Repair Program
Start Your NEV Aftermarket Growth Journey
Whether you are a regional distributor, parts buyer, or looking for technical training, WFD can tailor a cooperation plan for you.