Independent lithium battery sourcing for B2B projects

Battery Cell Evaluation & Pack Matching for B2B Projects

We help buyers compare reliable 18650 and 21700 cells and match mature battery pack solutions for AGV, e-bike, power tool, storage and medical applications.

UN38.3 / IEC62133 / UL
Certification-aware sourcing

48h matching response
Fast shortlist for RFQs

Multi-application supply
Cells and pack matching

18650 battery pack assembly for B2B pack matching

18650 pack formats for proven battery matching projects

18650 vs 21700 battery cell size comparison

18650 and 21700 — the two form factors we specialize in

Battery Pack Matching — Skip R&D, Save Time & Money

Don’t develop from scratch. We match your requirements with proven, mass-produced battery packs from top Chinese manufacturers — saving months of development and tens of thousands in certification costs.

1. Tell Us Your Needs

Voltage, capacity, form factor, application, certification requirements

2. We Match

Search BYD, Sunwoda, Boliwei product libraries for proven solutions

3. Deliver & Support

Ready-certified packs with full technical support

Your Independent Battery Sourcing Partner

Cell Selection Expertise

40+ models evaluated, only the 8 best make the cut. Independent curation, not manufacturer-driven.

Quality Verification

Multi-point inspection. Every cell traceable to its production batch. UN38.3, IEC62133, UL certified.

Technical Support

Engineering team behind every recommendation. Not just sales — we solve your technical challenges.

Ready to Find Your Battery Solution?

Tell us your requirements. We’ll match the right cell or pack — typically within 48 hours.