Great Power

Great Power (Guangzhou Great Power Energy & Technology Co., Ltd.; stock code 300438) is a Chinese technology enterprise founded in 2001 and listed in 2015, focused on the research, development, production, sales and service of battery products and energy storage systems. The company is headquartered in Guangzhou, Guangdong, and operates 12 major production bases with more than 10,000 employees and over 2.37 million square meters of land area. Its products cover the full spectrum of energy storage, consumer and power applications, and are sold in more than 50 countries and regions. Great Power is one of China's earliest battery makers to enter the energy storage field, having launched its first-generation energy storage battery in 2011. Its portfolio includes energy storage cells, large-scale energy storage systems, commercial and industrial energy storage, consumer batteries, light power batteries, and integrated smart photovoltaic-storage-charging-inspection solutions. The company holds more than 700 invention patents and has participated in the formulation of 26 national and industry technical standards (as of December 2025). In the energy storage market, Great Power has been recognized as a BNEF Tier 1 global energy storage manufacturer for eight consecutive years. According to industry data agencies, in 2025 it ranked among the top in global shipments of commercial and industrial energy storage systems, residential energy storage batteries, and overall energy storage batteries. The company emphasizes high safety, high energy efficiency and long cycle life, and reports zero safety accidents in its installed projects.

Great Power was founded in 2001. In 2002, Zhuhai Great Power was established and a national-level postdoctoral scientific research workstation was set up. The company launched its first energy storage product in 2011, marking its early entry into the energy storage field. In 2013, Henan Great Power was established. In 2015, the company went public and acquired Japan's NEXCELL. In 2018, it built the Jiangsu industrial park and acquired Foshan Shida. In 2019, it implemented a strategy focused on energy storage and established the Liuzhou industrial park. In 2022, the Quzhou industrial park was built. In 2023, the Qingdao industrial park and Vietnam industrial park were established. By 2025, the company achieved production capacity of over 100 GWh, positioning itself as a preferred battery supplier in the global energy storage market. On the technology front, in 2001 its 1800mAh nickel-metal hydride battery was appraised as reaching "international advanced level." In 2003, it obtained invention patents for lithium polymer batteries and soft-shell lithium-ion batteries and their manufacturing methods. In 2004, it was among the first to successfully develop lithium iron disulfide (Li-FeS2) batteries, filling a domestic gap and winning a "Small and Medium Enterprise Innovation Award." In 2006, its polymer battery and manufacturing method won a gold award at the 16th National Invention Exhibition. In 2009, it participated in drafting industry standards for lithium iron phosphate and lithium manganese oxide battery modules. In 2011, it launched 10/20Ah lithium iron phosphate energy storage batteries. In 2018, it achieved mass production of ternary high-nickel water-based material systems. In 2019, it launched 6C fast-charging power batteries. In 2021, it developed a material recycling ecological chain. In 2022, its sodium-ion battery technology platform matured and full-tab long-life large cylindrical batteries entered mass production. In 2023, it introduced gel flame-retardant electrolyte technology. In 2024, it launched the large cylindrical HOME series. In 2025, it released the Qingtian 520 energy storage cabinet.

• 2025

  Achieved production capacity of over 100 GWh; Qingtian 520 energy storage cabinet released.

• 2024

  Large cylindrical HOME series launched.

• 2023

  Qingdao industrial park and Vietnam industrial park established; gel flame-retardant electrolyte technology introduced.

• 2022

  Quzhou industrial park built; sodium-ion battery technology platform matured; full-tab long-life large cylindrical battery mass produced.

• 2021

  Material recycling ecological chain developed.

• 2019

  Implemented strategy focused on energy storage; Liuzhou industrial park established; launched 6C fast-charging power battery.

• 2018

  Jiangsu industrial park built; acquired Foshan Shida; mass production of ternary high-nickel water-based material systems.

• 2015

  Company listed; acquired Japan's NEXCELL.

• 2013

  Henan Great Power established.

• 2011

  Launched first energy storage product (10/20Ah lithium iron phosphate energy storage battery).

• 2009

  Participated in drafting industry standards for lithium iron phosphate and lithium manganese oxide battery modules.

• 2006

  Polymer battery and manufacturing method won gold award at the 16th National Invention Exhibition.

• 2004

  Successfully developed lithium iron disulfide (Li-FeS2) batteries, filling a domestic gap; won Small and Medium Enterprise Innovation Award.

• 2003

  Invention patents granted for lithium polymer batteries and soft-shell lithium-ion batteries and their manufacturing methods.

• 2002

  Zhuhai Great Power established; national-level postdoctoral scientific research workstation set up.

• 2001

  Company founded; 1800mAh nickel-metal hydride battery appraised as reaching international advanced level.

• Energy storage cells

  First-generation energy storage battery launched in 2011; products known for high safety, long cycle life and high energy efficiency; sold to over 50 countries and regions.

• Sodium-ion batteries

  Research began in 2019; major results in layered oxide and polyanion systems in 2021; small-batch trial production in 2022; mass production and commercial stage in 2023; among first batch of sodium-ion battery evaluation units in China.

• Large cylindrical HOME-III series

  Based on 25 years of battery technology accumulation and 5 years of large cylindrical research; used in outdoor power supplies, residential energy storage, two-wheelers, HEV hybrid systems, 12V/48V start-stop power supplies.

• Soft-pack batteries

  Designed for lightweight and compact size; high safety, high reliability, high energy density; widely used in residential energy storage and light power applications.

• Sky high-power drone battery

  Developed by Great Power and its subsidiary Shida Technology with nearly 30 years of high-power battery research and over 100 patents; focuses on high safety, high power and high energy density for low-altitude flight.

• Liquid-cooled battery packs (LiqPack)

  LiqPack-280Ah 1P48S and 1P52S; optimized flow channel design with temperature difference less than 2°C; metal shell thermal barrier up to 1000°C; UL 9540A certified; IP67 protection; compatible with container and cabinet energy storage.

• Air-cooled battery packs (AirPack)

  AirPack-150Ah 1P24S, 2P12S and AirPack-280Ah 1P16S; mature air-cooling technology, easy maintenance, low initial investment; IP2X protection; UN38.3 transport standard.

• Liquid-cooled battery clusters (LiqRack)

  LiqRack-280Ah 1P384S and 1P416S; modular design, easy expansion; high safety with no thermal runaway propagation; pack-level fire suppression; wide temperature operation -40~60°C; IP67 protection.

• Air-cooled battery clusters (AirRack)

  AirRack-150Ah 1P360s; high safety, maturity and reliability; supports up to 1C charge/discharge; modular design; suitable for new energy storage, grid-side and commercial & industrial energy storage.

• Large-scale energy storage systems

  Containerized and cabinet energy storage solutions for generation-side and grid-side applications.

• Commercial and industrial energy storage

  Energy storage solutions for commercial and industrial users.

• Consumer batteries

  Batteries for consumer applications, including nickel-metal hydride and lithium batteries.

• Light power batteries

  Batteries for light electric vehicles and two-wheelers.

• Smart photovoltaic-storage-charging-inspection integrated solution

  Integrated solution combining solar power, energy storage, charging and inspection.

• 2017

  Penghui Energy subsidiary fined for hidden pipe discharge of water pollutants; parent began production before environmental facilities accepted

  Penghui Energy's convertible bond filing disclosed that in 2017 subsidiary Zhuhai Penghui was fined RMB 100,000 by environmental authorities for secretly installing a hidden pipe to discharge water pollutants (the authorities determined that no pollution incident was caused); in 2018 the company was fined RMB 100,000 each for putting production into operation before environmental facilities were accepted and for discharging exhaust gas through an unapproved outlet. Status: administrative penalty. Entities: Guangzhou Penghui Energy Technology Co., Ltd., Zhuhai Penghui Energy Co., Ltd. Scope: environmental violations.

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