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Battery Material Manufacturing

Advanced Aluminum Laminated Film

High-performance packaging solutions for polymer lithium batteries — engineered for safety, flexibility, and energy density.

Explore Products
BTREE Factory

About BTREE

Guangdong BTREE New Energy Material Co., Ltd. was established in 2000 and is a nationally recognized high-tech enterprise specializing in the research, development, production, and sales of advanced coating and composite materials.

In 2012, leveraging our mature coating and composite technology and integrating advanced Japanese manufacturing processes, we launched our aluminum laminated film project for lithium batteries — a breakthrough in flexible battery packaging.

2000
Company Established
2012
Launched Battery Film Project
2015
Mass Production Started
4
Production Lines, 15M m²/year

Our Products

Engineered with precision and innovation, our aluminum laminated films deliver superior performance across industries.

BT-88 88μm

BT-88

88μm Thickness

  • Dry method technology
  • Self-sufficient adhesive coating
  • Cost-effective solution
BT-88-B 91μm

BT-88-B

91μm Thickness

  • Enhanced durability
  • Improved thermal resistance
  • Optimized for automotive use
BT-113 113μm

BT-113

113μm Thickness

  • Thermal method production
  • Independent PP core material
  • High consistency & reliability
BT-113-B 115μm

BT-113-B

115μm Thickness

  • Reinforced barrier layer
  • Superior moisture resistance
  • Ideal for energy storage
BT-153-P 153μm

BT-153-P

153μm Thickness

  • Premium-grade film
  • Ultra-high puncture resistance
  • For high-voltage applications
BT-153 153μm

BT-153

153μm Thickness

  • Japanese production standards
  • High thermal stability
  • Used in EVs and 3C devices
BT-120 Series

BT-120 Series

Customizable Thickness

  • Tailored for specific needs
  • Flexible design options
  • High scalability
BT-Flex Pro

BT-Flex Pro

Ultra-Thin & Bendable

  • Bendable up to 900°
  • Minimum thickness: 0.5mm
  • For wearable tech

Applications

Our aluminum laminated films are designed for next-generation battery technologies across multiple high-growth industries.

Automotive Power Battery

Used in electric vehicles for high energy density, safety, and long cycle life. Ideal for EV battery packs requiring lightweight and flexible packaging.

Power & Energy Storage

Enables safe and efficient energy storage systems for solar, wind, and grid applications with superior thermal and mechanical stability.

3C Consumer Electronics

Perfect for smartphones, tablets, and laptops — thin, lightweight, and customizable in shape for modern device design.

Eco-Friendly Travel

Supports e-bikes, scooters, and portable mobility devices with durable, flexible, and safe battery packaging.

Smart Wearable Products

Enables ultra-thin and bendable batteries for smartwatches, AR/VR headsets, and health monitoring devices.

Solid-State Batteries

Future-ready material with excellent compatibility for next-gen solid-state battery development and commercialization.

R&D Strength

Innovation at the core — our research and development team drives technological leadership in laminated film manufacturing.

Dry Method Technology

We are one of the few domestic enterprises with fully self-sufficient adhesive and coating liquid technology, enabling cost leadership and supply chain security.

Thermal Method Innovation

Full independence in PP core material — from formulation to compound — combined with state-of-the-art Japanese equipment for unmatched consistency.

Japanese Production Standards

Our technology strictly follows Japanese manufacturing principles, breaking through traditional Chinese methods to deliver superior performance and reliability.

Latest News

Stay updated with our latest developments and industry insights.

Dec 04, 2025

What are the advantages of btree's aluminum-plastic film?

Superior barrier properties, flexibility, and safety make BTREE films ideal for next-gen battery applications.

Nov 11, 2025

Applications of aluminum-plastic film in new energy

From EVs to energy storage, aluminum-plastic films are revolutionizing clean energy systems.

Sep 11, 2025

Aluminum pouch film in solid-state batteries

Exploring the future potential of flexible packaging in next-generation solid-state battery tech.

May 31, 2024

Grand Opening of BTREE's New Production Centre

Celebrating the launch of our expanded facility with 4 production lines and 15 million m² annual capacity.

May 08, 2024

CIBF 2024: BTREE Brings Advanced Pouch Film Tech

Showcasing our latest innovations in aluminum laminated films at the China International Battery Fair.

Contact Us

For inquiries, partnerships, or technical support, reach out to our team.

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