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HUADONG IMPORT AND EXPORT CO. , LTD

Professional Energy Storage System Manufacturer in China

Oem-Wholesale

From logo printing to BMS protocol modification. We provide full OEM/ODM services and factory-direct wholesale pricing

Customized Energy Storage Solutions for Global Partners

Our OEM / ODM Capabilities

Custom Branding: Logo printing on battery casing, custom packaging boxes, and tailored user manuals to build your own brand.

Hardware Modifications: Customized output terminals, specific communication ports (RS485/CAN), and unique housing colors.

BMS Protocol Matching: We can adjust our BMS firmware to perfectly communicate with your local inverter brands (Deye, Victron, etc.).

Software & UI: Customized mobile App interfaces or localized EMS software dashboards.

Why Partner with Huadong Energy?

Source Factory, Competitive Price: No middlemen. Enjoy highly competitive wholesale pricing directly from our factory.

Strict Quality Control: 100% aging tests and rigorous OQC before shipment. All products are CE, UN38.3, and ISO certified.

Mass Production Capacity: Monthly capacity of 50MWh ensures fast lead times (15-25 days) for bulk orders.

Marketing Support: We provide high-resolution product photos, videos, and technical datasheets for your local sales team.

How It Works

Step 1: Consultation & Design
Tell us your target market and customization needs. We confirm the specs and design.

Step 2: Sample Testing
We provide customized samples for your strict testing and evaluation.

Step 3: Mass Production
Bulk production starts after sample approval and deposit. Strict QC during the whole process.

Step 4: Delivery & After-sales
We handle the logistics (FOB/CIF) and provide 1% free spare parts for your after-sales service.

B2B Terms & Guarantees

  • B2B Cooperation Terms Details
  • MOQ (Minimum Order Quantity): 20 Sets (Sample orders available for testing).
  • Payment Terms :T/T (30% deposit, 70% before shipment), L/C for large projects.
  • Warranty :5-10 Years limited warranty.
  • Spare Parts: 1% free spare parts provided for bulk orders.

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    To help our engineers size the perfect system for you, please provide as much technical detail as possible.

    A rough estimate or range is perfectly fine—our engineers will finalize the specs with you.

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      leave a message

      To help our engineers size the perfect system for you, please provide as much technical detail as possible.

      A rough estimate or range is perfectly fine—our engineers will finalize the specs with you.