Solar Energy For Companies: Chinese local best energy company contrast
2025-08-08
On April 10, 2025, the 13th International Energy Storage Summit and Exhibition (ESIE 2025), hosted by the Zhongguancun Energy Storage Industry Technology Alliance, the China Energy Research Society, and the Institute of Engineering Thermophysics of the Chinese Academy of Sciences, was grandly held at the Beijing Capital International Convention and Exhibition Center.
At the same time, the 2024 China Energy Storage Enterprise Rankings were released, with over 40 companies shortlisted. CATL, Shuangdeng, Kehua Digital Energy, Sungrow Power Supply, CRRC Zhuzhou Electric Locomotive Research Institute, and Singularity Energy each topped the list.
Ranking of Chinese Energy Storage Technology Providers
1.CATL
- Core Area: A global leader in energy storage batteries, CATL will lead global energy storage battery shipments in 2022, with a market share exceeding 33.5%, dominating the global supply chain.
- Technical Highlights: Launched the world's first "Tianheng Energy Storage System" with a five-year zero-degradation rating, deployed in zero-carbon factories, boasts a cell energy density of 440Wh/L, and a cost reduction of 15% compared to traditional solutions.
- Market Performance: Market capitalization of 1.13 trillion yuan in 2025, with energy storage revenue approaching 60 billion yuan, covering over 70% of the world's large-scale energy storage projects.
2.BYD
- Core Areas: Focusing on dual development in energy storage batteries and system integration, global energy storage battery shipments reached 28.4 GWh in 2023, with business coverage in 107 countries.
- Technical Highlights: Blade battery technology improves safety and energy density, securing the world's largest 3 GWh energy storage project order in Chile.
- Market Layout: Circumventing trade barriers through localized manufacturing in Mexico and Europe, achieving overseas market growth exceeding 60%.
3.Sungrow
- Core Areas: A global champion in both energy storage system integration and PCS (converter), ranking among the top three in global energy storage system shipments in 2022.
- Technical Advantages: Leading market share in mid-to-high-power PCS, participating in international projects such as Saudi Arabia's NEOM. Market capitalization of 144.772 billion yuan in 2025.
- Innovation Direction: Developing an AI-powered "energy brain" to reduce operation and maintenance costs by 40%.
4. EVE Energy
- Core Area: Equally focused on energy storage batteries and power batteries. Energy storage battery shipments reached 20.95GWh in the first half of 2024, exceeding the power battery business.
- Technological Breakthrough: Developing 600Ah+ large-capacity battery cells, achieving 8MWh of energy storage capacity per container. Overseas orders accounted for 36%.
- Capacity Layout: 13 major production bases worldwide, covering the European, American, and Southeast Asian markets.
5. China National Energy Group
- Core Area: A leading domestic energy storage system integration company, ranking first in domestic shipments in 2022, covering all scenarios from power generation to grid operation.
- Market Strategy: Focusing on long-duration energy storage technology, participating in large-scale domestic new energy base projects, and meeting storage needs of more than four hours.
6. CRRC Zhuzhou Research Institute
- Core Area: Leveraging rail transit technology to expand into energy storage system integration, aiming to rank among the top five global shipments in 2022.
- Technical Highlights: Integrating experience in energy management and transportation to develop a multi-energy complementary system to enhance the grid's peak-shaving capacity.
7. Guoxuan High-tech
- Core Area: Lithium iron phosphate energy storage batteries and system integration. Energy storage revenue reached 4.339 billion yuan in the first half of 2024, with a gross profit margin of 23.87%.
- Global Certifications: Certified by international standards such as UL and IEC, with a focus on the European and American residential storage markets.
8. Narada Power
- Core Area: Full industry chain coverage, with cumulative energy storage shipments reaching nearly 50GWh, covering the entire lithium battery manufacturing and recycling cycle.
- Technological Innovation: Developing hybrid energy storage solutions with flow batteries and lithium batteries to meet long-term energy storage needs.
9. Ruipu Lanjun
- Core Area: Ranked third globally in large-capacity battery cells, with a 7.03MWh energy storage system expected to launch in 2024, boasting a cell lifespan of 30 years.
- Capacity Advantage: Backed by Tsingshan Industrial's mineral resources, the company boasts significant cost competitiveness.
10. Kehua Digital Energy
- Core Areas: Focusing on both PCS and system integration, the company aims to be among the top three global mid-to-high-power PCS shipments in 2022, covering over 80% of large-scale energy storage power stations in China.
- Technology Expansion: Developing liquid-cooled energy storage systems to improve energy density and safety.
Other Potential Companies
- Bonada Energy Storage Systems: A rising star, widely popular in overseas markets for its affordable pricing and superior quality.
- Inovance Technology: A top-three company in the PCS sector in China, with a market capitalization of 150.6 billion yuan. Its industrial automation technology empowers intelligent energy storage systems.
- China Energy Storage: An innovative company in compressed air energy storage technology, winner of the 2025 "North Star Cup" award, boasts internationally leading technology.
Global Market - Energy Storage Batteries
In 2024, the top ten Chinese companies in global energy storage battery shipments (excluding base station/data center backup batteries) will be: CATL, EVE Energy, Haichen Energy Storage, BYD, Ruipu Bluejun, SMIC, Envision Energy, Sichuan Energy New Energy, Lishen, and Ganfeng Lithium.
Global Market · Base Station/Data Center
In 2024, the top five Chinese companies in global base station/data center backup battery shipments will be: Shoto Group, Narada Power Supply, Guoxuan High-tech, Kunyu Power Supply, and SMIC.
Global Market · PCS
In 2024, the top ten Chinese companies in global energy storage PCS shipments will be: Sungrow Power Supply, Kehua Digital Energy, Sineng Electric, NARI Relay Protection, Sowin Electric, Inovance Technology, Inbo Electric, CRRC Times Electric, XJ Electric, and Hopewind Electric.
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