Long Sing Energy

Engineered Custom Battery Solutions

We design and certify high-performance lithium battery packs (Li-ion & LiFePO4) that perfectly integrate with your demanding Industrial, Medical, or Energy Storage applications. Stop fitting power to your product—let us design power for it.

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Our Advantages

Integrated engineering, manufacturing and quality control to support your OEM and ODM lithium-ion projects.

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Faster Project Response

Cross-functional engineering teams respond quickly from concept to quotation.

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Customized Battery Projects

Experience across medical, industrial, telecom, logistics and consumer applications.

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Automated Production Lines

Lean, automated pack assembly for consistent quality and fast scale-up.

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Annual Pack Capacity

Robust capacity to support long-term partnerships and ramping demand.

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Years Lithium Expertise

Battery design, BMS, testing and certification handled in-house.

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On-Time Delivery

Mature supply chain and planning system keeps your production on schedule.

Hot Sale Products

Ready-to-ship standard lithium-ion battery packs for popular applications, customizable on request.

12.8V RV & Marine LiFePO4 Pack

Capacity: 100Ah • Cycle life > 3000 • IP65

Ideal for RV / Marine / Off-grid

48V Rack-Mounted ESS Module

Capacity: 100Ah • Parallel up to 16 units

Residential & C&I Storage

AGV / AMR Lithium Pack

High discharge • Fast charge • CAN / RS485

Logistics & Industrial Robots

Telecom Backup Battery

48V • Wide temp range • Remote monitoring

5G / Base Station Backup

Applications

System-integrated battery packs engineered for reliable performance across diverse sectors.

Electric Mobility Electric Mobility
Light Electric Vehicle Light Electric Vehicle
Recreational Vehicle Recreational Vehicle
Energy Storage System Energy Storage System
Power Tool Power Tool
Unmanned Aerial Vehicle Unmanned Aerial Vehicle

Why Choose Long Sing Energy

Engineers working on battery packs

Engineering-Driven Lithium-ion Partner

Established in 2010, Long Sing Technology Group (Hong Kong) Limited is a high-tech enterprise devoted to IOT application and innovation. In addition to the R&D headquarters in Hong Kong and the operational headquarters in Shenzhen, it has brought into being the production division in Wuhan. Long Sing has carried off the 2017 Geneva Invention Gold Award for the IOT battery.

  • Co-design support: electrical, mechanical and thermal engineering in one team.
  • In-house testing: cycle life, safety, vibration, temperature and abuse testing.
  • Global compliance experience: UN38.3, UL, IEC, CE and transportation support.
  • Flexible manufacturing: prototype, pilot and mass production under one roof.

Recent Insights

Learn more about lithium-ion technologies, system integration and real customer applications.

TECHNOLOGY • JAN 15

How to Select the Right Lithium-ion Chemistry

LFP, NMC or LTO? Key factors when choosing a chemistry for your new battery-powered product.

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APPLICATION • FEB 03

Designing Batteries for AGV and AMR Fleets

Why high C-rate capability, communication and safety features matter for automated logistics.

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CASE STUDY • MAR 10

Upgrading Lead-acid Systems to Lithium

How one customer cut maintenance and downtime by migrating to drop-in lithium packs.

Read More

Contact Us

Share your project requirements and our engineering team will follow up with a tailored proposal.

Ready to elevate your product’s performance?
Whether you are in the prototype stage or scaling up for mass production, our engineering team is here to transform your energy requirements into a high-precision battery pack.
Why reach out to us today?

By submitting your inquiry, you’re not just getting a quote; you’re gaining a technical partner. Our senior battery engineers will review your specs to provide:

  • Optimal Cell Selection: Choosing the right chemistry (NMC/LFP) for your specific cycle life and energy density needs.
  • BMS Architecture Preview: A glimpse into our smart battery management system capabilities (SMBus, RS485, CANBUS, or Bluetooth).
  • Compliance & Safety Path: A clear roadmap for necessary certifications (UN38.3, IEC62133, UL, etc.) tailored to your target market.
You can also directly email to luke.liu@longsingtechnology.com
Privacy Guarantee: We value your intellectual property. All shared technical specifications are kept strictly confidential and will only be used to provide your customized solution.