High-Quality Lithium Ion Battery Suppliers & Factory

Empowering global industries with state-of-the-art LiFePO4 chemistry, customized pack design engineering, and highly integrated, certified manufacturing from Hangzhou LIAO Technology.

Hangzhou LIAO Technology Co., Ltd.

Founded in 2009, Hangzhou LIAO Technology Co., Ltd. is a highly specialized, industry-leading manufacturer focused exclusively on the research, development, and production of premium-grade Lithium Iron Phosphate (LiFePO4) battery solutions. Over the last 15 years, our engineering department has designed custom power packs for thousands of unique applications across more than 20 countries.

Operating out of our advanced industrial park in Hangzhou, China, LIAO integrates high-precision structural mechanics with complex electronic engineering. This ensures every battery pack is optimized for thermal safety, energy density, and mechanical stability. Whether catering to local niche equipment or large-scale global power projects, we deliver tailored systems that help our customers capture dominant market share.

Strict Quality Ecosystem: Our state-of-the-art facilities run strictly under the ISO 9001 quality management framework. LIAO maintains active compliance with ISO 14001 environmental safety regulations and ISO 45001 / ISO 18001 Occupational Health and Safety standards. This multi-tier compliance is the foundation of our reliable manufacturing output.

ISO Certification ISO Management Certification LIAO Environmental Certification

Global Export Footprint

LIAO batteries are trusted globally by clients across key economic zones, including:

Germany, France, Netherlands, Spain, United Kingdom, USA, Canada, Mexico, Brazil, Australia, Philippines, Thailand, Singapore, Korea, Japan, India, South Africa, Nigeria, and more.

Our Technical Strengths

Engineered to deliver ultimate structural safety and thermal integrity under extreme physical and chemical stress.

2800+
Cycles (1C/100% DOD)
-40℃
Low Temp Discharge Min
85℃
High Temp Discharge Max
15+
Years Industry Experience

Best Safety Profile

LIAO's LiFePO4 chemical matrix ensures safety. Under strict laboratory acupuncture (nail penetration) testing, our cells experience zero combustion, zero explosion, and zero thermal runaway, making them ideal for highly sensitive industrial and consumer settings.

Extreme Temperature Capability

Designed with customized low-impedance electrolyte formulations, LIAO batteries operate reliably in temperatures ranging from -40°C to 85°C. This ensures stable power delivery in extreme climates, from cold alpine operations to hot desert conditions.

Award-Winning Performance

Our LAXpower-1230 battery pack was awarded the European testing champion title, demonstrating superior discharge efficiency, cell consistency, and structural density compared to competing global models.

Custom OEM & ODM Battery Solutions

With over 13 years of technical experience in custom battery design, we provide specialized power solutions for diverse applications.

Golf Carts Solution

Golf Carts Solution

Our new-generation LiFePO4 golf cart batteries feature smart BMS systems that prevent high-current drop-off. They enable carts to navigate steep terrain and long courses efficiently, offering a lightweight drop-in replacement for traditional lead-acid batteries.

Caravan Mover Solution

Caravan Mover

Engineered for high instantaneous starting currents, LIAO batteries enable quiet, zero-emission operation for caravan movers. The lightweight design improves towing fuel efficiency while eliminating heavy lead-acid alternatives.

Industrial Vehicles Solution

Industrial Vehicles & AGVs

Specifically designed for short-distance material transport, AGVs, and forklifts. These batteries support fast charging, allowing heavy industrial vehicles to move large loads with reduced downtime and zero emissions.

E-Boat Battery Solution

E-Boat & Marine Power

Waterproof casing and specialized anti-vibration cell holders ensure LIAO LiFePO4 batteries operate reliably in marine environments. They provide clean energy with zero noise or environmental pollution, protecting marine ecosystems.

Looking for custom battery configurations?

LIAO is a custom battery pack manufacturer, assisting over 500 customers with bespoke design requirements.

Design engineering Custom assembly

Product Line Portfolios

Offering options from basic cells to complex containerized energy systems.

Prismatic Cells

Prismatic Cells

Grade-A, high-capacity prismatic cells with low internal resistance for heavy-duty pack configurations.

LiFePO4 Battery Pack

LiFePO4 Battery Pack

Integrated lithium iron phosphate packs featuring smart BMS modules for safety, thermal protection, and long cycle life.

Energy Storage Systems

Energy Storage Systems

Custom-configured solar storage systems, telecommunication base backup solutions, and home solar setups.

Energy Solution

Energy Solutions

Custom OEM/ODM design engineering solutions designed for complex industrial systems, mobility platforms, and harsh environments.

Inside the LIAO Manufacturing Factory

Take a tour of our ISO-certified facilities, showcasing high-precision automation and strict quality testing at every step.

LIAO Reception Area
Reception Area
Exhibition Area
Exhibition Showroom
Reading Rest Area
Reading Rest Area
Office Area
Engineering Office
Meeting Room
Executive Meeting Room
Visiting Access
Visiting Access corridor
Factory Entrance
Production Entrance
Battery Pack Area
Module Pack Assembly
Baking process
High-Temp Vacuum Drying
Capacity Sorting
Cell Capacity Sorting
Stacking
Precision Cell Stacking
Laser Welding
Automated Laser Welding
Rolling
Anode & Cathode Rolling
Die Cutting
Precision Die Cutting

China Supply Chain Resilience & Cost-Efficiency Advantages

China is a global hub for the lithium-ion battery supply chain, accounting for over 75% of raw material refining capacity and cell component manufacturing. Located in Hangzhou, LIAO Technology leverages this localized supply chain structure to secure stable, high-purity raw materials at optimal cost thresholds.

Our proximity to major domestic miners and chemical processing hubs allows us to procure raw lithium carbonate and iron phosphate precursors with minimal transit times. This reduces cost and limits production bottlenecks. By utilizing local automated assembly lines and specialized component suppliers, we offer high-quality products with fast delivery turnarounds.

Additionally, our vertical integration enables agile product development. In contrast to factories that rely on imported sub-assemblies, LIAO handles cell grouping, laser busbar welding, dynamic BMS programming, and QA testing in-house, ensuring robust quality control and competitive pricing.

Technology Roadmap: The Evolution of LIAO LiFePO4 Chemistry

As the battery industry transitions towards higher energy densities and stricter safety standards, LIAO is actively investing in next-generation chemistry modifications. Our R&D division has established a technology roadmap focused on three key areas:

  • LMFP (Lithium Manganese Iron Phosphate) Transition: By incorporating manganese into the iron phosphate crystal lattice, we are increasing the nominal cell voltage from 3.2V to 3.8V, raising overall energy density by up to 15% without compromising thermal stability.
  • Semi-Solid State LFP Development: Replacing liquid organic electrolytes with semi-solid gel polymers to further improve safety, eliminate leakage risks, and enhance extreme-low temperature capacity retention.
  • Smart Telemetric BMS: Integrating IoT chips into our BMS designs to support cloud-based, real-time tracking of cell health, SOC estimates, and thermal runaway prevention.

Our Global Enterprise Clients

Partner Logo 1 Partner Logo 2 Partner Logo 3 Partner Logo 4 Partner Logo 5 Partner Logo 6

Product Certifications & Patents

Our commitment to quality is backed by comprehensive international testing approvals, guaranteeing compliance in global markets.

Patent Certificates

LIAO holds proprietary utility patents covering thermal packaging, cell sorting structures, and high-conductivity terminal layouts.

Patent doc 1 Patent doc 2 Patent doc 3

Honors & Recognitions

Recognized as a leading enterprise in high-tech research and development by national and regional regulatory bodies.

Honor 1 Honor 2 Honor 3 Honor 4

International Compliance Reports

LIAO products conform to CE, UN38.3, and MSDS safety rules, enabling hassle-free import customs processing worldwide.

Compliance doc 1 Compliance doc 2 Compliance doc 3 Compliance doc 4 Compliance doc 5 Compliance doc 6
Cert 1 Cert 2 Cert 3 Cert 4 Cert 5 Cert 6 Cert 7 Cert 8

Frequently Asked Questions (FAQ)

Key information regarding battery technology, cell choices, logistics, and safety dynamics.

Why does LIAO specialize in LiFePO4 chemistry over NMC/LCO?
LiFePO4 (Lithium Iron Phosphate) offers superior thermal and chemical stability, a longer lifecycle (over 2800 cycles compared to 500-1000 cycles for NMC), and enhanced safety. It is also more environmentally friendly, as it does not contain cobalt or nickel.
What occurs during the acupuncture (nail penetration) safety test?
The acupuncture test simulates an internal short circuit caused by mechanical damage. In LIAO LiFePO4 cells, this test does not cause combustion, fire, or explosion, showing only minor heating. This highlights the chemical safety of our products.
How do LIAO batteries maintain performance at -40°C?
We use specialized low-temperature electrolyte additives and optimized anode materials. These adjustments prevent the lithium-ion diffusion rate from dropping sharply, allowing the battery to deliver power even in sub-zero environments.
What customization options are available for OEM/ODM battery packs?
We support customization of mechanical shape, casing material (plastic, steel, aluminum), cell layout, nominal voltage/capacity parameters, charging/discharging rates, BMS communication protocols (CANbus, RS485, SMBus), and connector types.
Which quality management standards does the factory maintain?
Our facility is certified under ISO 9001 for quality control, ISO 14001 for environmental management, and ISO 18001 / ISO 45001 for occupational health and safety. Every pack undergoes strict aging and load tests before shipment.
How does the dynamic BMS system protect LIAO battery packs?
The BMS monitors individual cell voltage, temperature, and current in real time. It protects the pack by preventing overcharging, over-discharging, short circuits, and thermal runaway, while balancing cell voltage to extend the battery's lifespan.