Great Energy (HK) Industries Ltd. is Hong Kong Subsidiary of Grand-Pro Company, specialized in research, manufacture and marketing of a variety of primary and secondary (rechargeable) batteries. Our factory is located in Hunan .They cover an area of 130,000 square meters and employed over 500 employees. Our current daily output is over 700K pcs and is striving to ramp up by 30%.

A strong R&D team enriches Great Energy (Grand-Pro) advance in technologies of batteries. We have a joint Post Doctorial Scientific Research Working Station with Tianjin University and a joint Rechargeable Battery Research Centre with Guangzhou Government.
We have a comprehensive range of batteries for household and industrial application. The major categories of Great Energy batteries are listed below:
  • Nickel Cadmium and Nickel Metal Hydride rechargeable batteries and battery packs
  • Lithium-ion Polymer and Lithium-ion batteries and battery packs
  • Li-MnO2 & Li-S0Cl2 button cell and photo cell
  • Battey Chargers
  • Alkaline and Zinc Chloride batteries
  • Flashlights


Our R&D team are also dedicated towards developing advanced technologies in manufacturing so as to enhance the quality of our batteries. Our excellent research and development capabilities and stringent quality control have enabling it to become an OEM manufacturer. All Great Energy batteries are manufactured in compliance with ISO9000 standard. We are also ISO9000 and ISO14000 certified company.

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