Main content:
The shell of the power lithium-ion battery cell is a key component of the power lithium-ion battery, mainly used to accommodate and protect the internal battery materials. These casings are typically made of metals such as aluminum or steel, designed to provide durable and safe casings for the electrochemical components of the battery, including the anode, cathode, separator, and electrolyte.
The market for power lithium battery cell casings is experiencing significant growth, thanks to the surge in demand for lithium-ion batteries. Power lithium battery cans are usually made of materials such as aluminum and stainless steel, used as protective shells for battery cells, ensuring structural integrity, protecting components from external impacts, and maintaining the external dimensions of the battery. As the world shifts towards sustainable energy solutions, these tanks have become crucial in supporting the safety, efficiency, and lifespan of lithium-ion batteries.
In this article, the top 10 lithium power battery cell can companies in the world in 2025 will be introduced, from basic information to latest news about these companies.
Top 10 lithium power battery cell can companies in the world in 2025
According to research, the global market size for lithium-ion battery cell casings is expected to reach approximately 1.617 billion US dollars in 2023, and is projected to reach 4.703 billion US dollars by 2030, with a compound annual growth rate (CAGR) of 16.6% from 2024 to 2030.
The core manufacturers of power lithium battery cell cans worldwide include Kodali, SANGSIN EDP, and LT Precision, with the top three manufacturers accounting for approximately 59% of the global market share. Kodali is the world's largest producer of power lithium battery cell casings, holding approximately 51% of the market share. From the perspective of product types, square holds a dominant position, accounting for 79% of the market share. In terms of applications, BEV is the largest application area, accounting for 54% of the market share.
The following is the list of the top 10 lithium power battery cell can companies in the world in 2025 for you to know better about the lithium power battery market in the world.
|
Ranking |
Company |
|
1 |
Kedali |
|
2 |
SANGSIN EDP |
|
3 |
LT Precision |
|
4 |
Zhenyu Technology |
|
5 |
RDF |
|
6 |
Jinyang |
|
7 |
XINXIANG ZHENGYUAN ELECTRONIC MATERIALS |
|
8 |
SLAC |
|
9 |
Dongwon Systems |
|
10 |
Shinheung SEC |
Kedali
| Company website | https://www.kedali.com.cn/en/ |
| Founded | 1996 |
| Company headquarter | Guangdong Province, China |
Company overview
Kedali, as the absolute leader in the field of precision structural components for lithium batteries worldwide, is also the head of the top 10 lithium power battery cell can companies in the world in 2025, Kodali continues to lead the wave of new energy vehicles and energy storage industries with technological barriers, customer binding, and global layout.
Main products
The company's main business is the research and manufacturing of precision structural components for lithium batteries and automotive structural components. The company's products are mainly divided into precision structural components for new energy vehicle power batteries, precision structural components for energy storage batteries, precision structural components for consumer batteries, and automotive parts.
Company updates
Kedali previously announced a capital increase in its wholly-owned subsidiary in Hungary, with the total investment increasing from 40 million euros to 72 million euros, to be used for the construction of new production lines, the purchase of machinery and equipment, and the replenishment of working capital in the local area.
SANGSIN EDP
| Company website | http://www.ssedp.co.kr/en/ |
| Founded | 1985 |
| Company headquarter | Chungcheongnam do, South Korea |
Company overview
SANGSIN EDP is a company specializing in the production of battery structural components. It has improved its competitiveness with years of technical experience and successfully become one of the top 10 lithium power battery cell can companies in the world by 2025 Sangsin EDP has a certain market share in the industry and has successfully supplied to several well-known power battery companies, such as Samsung SDI.
Main products
Secondary battery metal cases, circuit breaker components, top cover components, safety valves, flow deflectors, pack components, etc.
LT Precision
| Company website | https://ltprecision.com/ |
| Founded | 1981 |
| Company headquarter | California, USA |
Company overview
LT Precision is one of the top 10 lithium power battery cell can companies in the world in 2025. The company we are today, with a more than 50,000-square-foot footprint, serves client partners across North America. L&T Precision joined The Partner Companies (TPC) family of manufacturing companies in 2020, and we continue to invest in new technologies to drive innovative solutions for faster decision making and delivery of products.
Main products
Precision machining, sheet metal manufacturing, complete machine assembly, surface treatment, and product integration services.
Zhenyu Technology
| Company website | http://zhenyumould.com/en/index.html |
| Founded | 1994 |
| Company headquarter | Zhejiang Province, China |
Company overview
Zhenyu Technology is a key backbone enterprise in China's motor iron core mold industry one of the top 10 lithium power battery cell can companies in the world in 2025. Zhenyu Technology We have been committed to the manufacturing of various battery sealing rings and battery steel shells, specializing in the research and development, manufacturing of structural components for automotive new energy batteries, and providing complete solutions.
Main products
Precision stamping molds, motor iron cores, and precision structural components for power lithium batteries (aluminum/steel cans, top covers).
Company updates
The 2024 performance shows a significant increase in net profit (excluding non GAAP) of approximately 200-250 million yuan. The turnaround of lithium battery structural components from losses to profits in 2024 is mainly due to cost reduction and efficiency improvement measures such as the automation transformation of the company's production line, the comprehensive replacement of manual inspection with six sided appearance inspection, and the continuous improvement of management capabilities, resulting in a continuous increase in product yield.
RDF
| Company website | http://www.red-fairy.com/en/ |
| Founded | 2006 |
| Company headquarter | Jiangsu Province, China |
Company overview
RDF as one of the top 10 lithium power battery cell can companies in the world in 2025, the company currently has thousands of professional talents in various fields of new energy, and has established standardized production bases in Jiangsu, Guangdong, Sichuan and other places in China, equipped with advanced automated production lines in the industry. At the same time, it has established a 24-hour sales and service center in Fujian Province, China, providing global customers with new energy precision structural component products and overall technical solutions.
Main products
Precision structural components of power batteries (top cover assembly, battery housing, PACK connection, soft connection, etc.).
Company updates
RDF will be completed and delivered to the first phase of the intelligent industrial park project in October 2025. The products are mainly used in the battery cells of the new energy structure, including the shell, top cover, turning piece, soft connection, etc. After delivery, the annual production capacity of the top cover will be 561.6 million pieces and the aluminum shell will be 144 million pieces.
Jinyang
| Company website | http://en.wx-jy.com/ |
| Founded | 1998 |
| Company headquarter | Jiangsu Province, China |
Company overview
As one of the top 10 lithium power battery cell can companies in the world in 2025, Jinyang Cooperating with multiple internationally renowned lithium battery manufacturers, such as CATL, LG, BYD, and so on. Jinyang's main business is the research and development, production, and sales of precision structural components and materials for batteries. After years of research and development, the company has formed a rich technological accumulation in the field of battery precision structural components and materials, and has created a complete product system from packaging cans, safety valves to nickel based conductor materials, enjoying high industry recognition.
Main products
Battery packaging shell (small cylinder, large cylinder, square aluminum can, cylindrical batteries' aluminum can), safety valve, nickel based conductor material.
Company updates
In April 2023, the company was approved to go public, and Jinyang raised 658 million yuan for the construction of research and development, manufacturing, and new factory projects for high safety energy type power battery materials, as well as to supplement working capital.
XINXIANG ZHENGYUAN ELECTRONIC MATERIALS
| Company website | http://www.xxzykj.com/ |
| Founded | 1997 |
| Company headquarter | Henan Province, China |
Company overview
As one of the top 10 lithium power battery cell can companies in the world in 2025, XINXIANG ZHENGYUAN Electronic Materials' various new technologies and continuous automation control have been widely applied in production processes such as sealing rings, steel can stamping, and electroplating anti-corrosion. This not only reduces labor costs but also significantly improves product consistency, stability, and reliability.
Main products
Various battery sealing rings and battery steel shells (lithium battery steel shells, nickel hydrogen steel shells, etc.)
SLAC
| Company website | https://www.slac.com.cn/en/ |
| Founded | 2004 |
| Company headquarter | Jiangsu Province, China |
Company overview
Engaged in the business of high-speed production equipment and system transformation for easy to pull lids, the company has applied existing canning technology to the manufacturing of new energy battery shell production lines, and developed a dedicated production line for battery structural components based on easy to pull can production line technology. With its unique technology, it has become a leader in the field of battery structural components one of the top 10 lithium power battery cell can companies in the world in 2025.
Main products
High speed easy to pull lid/can production equipment, photovoltaic power generation system equipment, as well as new energy cylindrical/square battery shell production lines, PACK sheet metal structural components, online visual inspection systems, etc.
Company updates
The revenue of SLAC's new energy battery shell business in 2024 was still dominated by square shells.
Dongwon Systems
| Company website | https://www.dongwonsystems.com/ |
| Founded | 1977 |
| Company headquarter | Chungcheongnam do, South Korea |
Company overview
Dongwon Systems is a leading company in the packaging materials industry in South Korea one of the top 10 lithium power battery cell can companies in the world in 2025. Currently undergoing an unprecedented growth phase aimed at strengthening its global market share.
Main products
Metal packaging components for secondary batteries (aluminum/steel cylindrical cans, anode foil), universal packaging materials (flexible film, industrial film, food and hygiene film) .
Company updates
In 2025, it was reported that Dongwon aims to supply cans for LG Energy's proprietary batteries.
Shinheung
| Company website | https://shsec.co.kr/?module=Default&action=DefaultEn |
| Founded | 1979 |
| Company headquarter | Gyeonggi Province, South Korea |
Company overview
Shinheung SEC is one of the top 10 lithium power battery cell can companies in the world in 2025. There are 2600 employees from domestic to overseas. Shinheung SEC We have been focusing on core technologies such as precision mold design, production, and processing. Since 2009, we have actively invested in the research and development of Safety Device Cap Assembly for lithium-ion batteries used in electric vehicles (xEV), and have successfully entered the secondary battery component business.
Main products
Power battery module casing and safety components (thermal radiation aluminum casing, cylindrical/square battery pack module casing), battery explosion-proof cover, etc.
Company updates
Samsung SDI and General Motors plan to spend $3.5 billion to build a joint factory, which will start production in 2027 with an annual output of 27 gigawatt hours and may be upgraded to 36 gigawatt hours. South Korean suppliers Shinheung SEC and Samsungsin EDP will provide the packaging required for square shell batteries.
Conclusion
With the increasing demand for lithium batteries, the top 10 lithium power battery cell companies in the world in 2025 still need to strive to achieve economies of scale and reduce costs by optimizing manufacturing processes. For the top 10 lithium power battery cell can companies in the world in 2025, developing efficient and cost-effective production processes for power lithium battery cell shells is crucial to meet the growing demand and maintain overall battery cost competitiveness.
Related articles: Top LiFePo4 power battery companies in the world, Top 10 energy storage lithium battery companies in the world, Top 10 power battery cell manufacturers in the world