Shenzhen's Trusted
ESS Battery Manufacturer
& Global Exporter
Based in Longgang, Shenzhen — we manufacture and export LiFePO4 batteries, prismatic cells, cylindrical cells, and BMS accessories to 25+ countries with CE certification and factory-direct pricing.
Built in Shenzhen.
Trusted Worldwide.
Synergy Technology was founded in 2019 in Longgang District, Shenzhen — the epicenter of China's battery manufacturing industry. What started as a focused supplier of LiFePO4 prismatic cells has grown into a full-spectrum ESS battery exporter serving solar integrators, distributors, and importers across 25+ countries.
Factory-Direct from Longgang, Shenzhen
Our factory sits in Longgang District — no middlemen, no margin markup. You buy direct from the source at the best possible pricing.
Grade A LiFePO4 Chemistry Only
Every ESS battery we manufacture uses Grade A LiFePO4 cells with 4,000+ cycle life, built-in BMS protection, and 10+ year operational lifespan.
Experienced Global Export Team
From customs documentation to container loading, our export team handles every step of the international shipping process for buyers in 25+ countries.
What We Stand For
Every decision we make — from cell sourcing to shipping — is guided by three principles that have shaped how we operate since 2019.
Quality Without Compromise
We source only Grade A LiFePO4 cells and conduct rigorous QC on every batch before shipment. CE and IEC certifications are maintained on all core product lines.
Transparent Factory Pricing
No hidden fees, no inflated margins. We share our factory price directly so buyers can model their business costs accurately and confidently.
Long-Term Trade Partnerships
We don't chase one-time orders. Our goal is to become your permanent China-based battery supply partner, adapting as your product and volume requirements grow.
Flexible MOQ for All Buyers
Sample orders, small trial batches, and full container loads are all welcome. We accommodate importers at every stage — from first trial to full distribution.
Complete Export Support
We prepare full export documentation including packing lists, invoices, CE certificates, and customs HS codes. Most orders ship within 7–15 business days from Shenzhen.
2-Hour Response Guarantee
Our sales team responds to all inquiries within 2 hours during business hours. For urgent needs, WhatsApp gives you direct access to a live team member.
Certified Quality You Can Import With Confidence
Our products meet international safety and quality standards required for import into USA, EU, Australia, and Middle East markets.
EU Market Access
International Safety
Quality Management
Transport Testing
Data Sheet
From Startup to Global Exporter
Five years of focused growth — from a small cell supplier in Shenzhen to a trusted ESS battery exporter supplying buyers across Asia, Europe, Oceania, and the Americas.
Exporting to 25+ Countries
Our products are in homes, solar farms, and commercial sites across six continents. Full export documentation and customs support is provided with every order.
Ready to Source from Shenzhen's Factory?
Send us your product requirements and receive a detailed factory-direct quote within 2 hours. No commitment required. We export to 25+ countries worldwide.