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Your Trusted Manufacturing Partner

Professional OEM/ODM solutions tailored to your brand. Get a free quote today and let us bring your ideas to life.

Custom Logo & Branding Free Sample Low MOQ Fast Delivery
LOONG commercial, residential and portable energy storage product systems

Engineered for your brand

Custom Energy Storage.
Built for Your Market.

From battery cells and modular packs to complete BESS projects, we turn your specification into a production-ready energy solution with reliable quality and scalable capacity.

  • 27Product families
  • OEMBrand & specification
  • GlobalProject delivery
Product portfolio

Manufacturing confidence

Built in a Real Factory.
Verified at Every Stage.

Our production teams combine standardized processes, traceable inspection and practical engineering support for repeatable B2B delivery.

Explore our manufacturing base
Energy Storage Manufacturing Campus
01

Energy Storage Manufacturing Campus

A modern production base integrating manufacturing, testing, warehousing and global fulfillment.

Battery Module Assembly
02

Battery Module Assembly

Controlled torque, traceable assembly and standardized workstations.

Cell Quality Inspection
03

Cell Quality Inspection

Incoming cells are measured, sorted and recorded before production.

System Integration
04

System Integration

Electrical integration and cabinet-level validation by experienced technicians.

Automated Cell Processing
05

Automated Cell Processing

Efficient sorting and laser-welding processes support consistent batch quality.

Final Testing & Export Packing
06

Final Testing & Export Packing

Functional verification and export-ready protection before shipment.

Full-chainProduction control
TraceableBatch inspection
ScalableOEM capacity
ResponsiveEngineering support

Recommended products

Proven Solutions,
Ready to Customize.

Selected products from our active portfolio. Branding, capacity, communication protocols, enclosure design and packaging can be configured for your market.

LOONG energy storage systems used in industrial, EV charging and residential applications

Your market. Your configuration.

Storage Systems Designed Around the Application.

We help B2B customers translate local market requirements into a practical product configuration, from industrial peak shaving and solar integration to EV charging and residential backup.

  • Commercial & industrial Cabinet and container systems for project deployment.
  • Residential energy Wall-mounted, stacked and rack-based solutions.
  • Solar & EV charging Integrated storage for stable, flexible power.
Discuss your application

B2B project workflow

From Requirement to Repeat Order.

A clear process keeps technical decisions, quality expectations and delivery milestones aligned from the first conversation.

  1. 01

    Requirement Review

    Application, target market, certification, capacity and delivery plan.

  2. 02

    Engineering Proposal

    System architecture, specification, branding and packaging options.

  3. 03

    Quote & Sample

    Commercial terms, sample verification and final configuration sign-off.

  4. 04

    Production & QC

    Controlled manufacturing with in-process and final inspection records.

  5. 05

    Packing & Delivery

    Export protection, shipping coordination and document preparation.

  6. 06

    Ongoing Support

    Technical response, order follow-up and scalable repeat production.

Have a specification or target product? Send it to our engineering sales team.
Start your project
Direct Support

Customer Service

Contact our team directly for product, quotation and OEM support.

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