Ronbay Technology

Last updated
Ronbay Technology
Native name
容百科技
IndustryLithium-ion batteries
FoundedSeptember 18, 2014;10 years ago (2014-09-18) in Zunyi, China
Founder
  • Bai Houshan
  • Liu Xianglie
Revenue CNY 2.1 billion (2023)
Number of employees
4380 (2024)

Ningbo Ronbay New Energy Technology Co Ltd, usually known as Ronbay Technology, is a Chinese company and one of the world's biggest manufacturers of cathode active material for lithium-ion batteries. [1]

Ronbay was founded on September 18, 2014 [2] [3] in Zunyi [4] by Bai Houshan and Liu Xianglie. [5] The company listed on the Shanghai Stock Exchange STAR Market on July 22, 2019, the market's first day of operation. [6] As of 2023, the company had a 30% market share in lithium nickel manganese cobalt oxides (NMC) with high nickel contents, which are widely used in electric vehicles. [1]

Ronbay's main production sites are in Ezhou, Xiantao and Zunyi in China, as well as in Chungju, South Korea. [4] [7] In 2022, the company began building further production sites in South Korea to circumvent U.S. trade restrictions put in place by the Inflation Reduction Act. [8] [9] It also announced plans to expand into Indonesia [10] and Poland. [11]

In 2024, LG Chem sued Ronbay's South Korean subsidiary, Jaesae Neungwon, alleging it had infringed on five of LG Chem's patents for NMC materials. [12]

Related Research Articles

<span class="mw-page-title-main">Lithium-ion battery</span> Rechargeable battery type

A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li+ ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are characterized by higher specific energy, higher energy density, higher energy efficiency, a longer cycle life, and a longer calendar life. Also noteworthy is a dramatic improvement in lithium-ion battery properties after their market introduction in 1991: over the following 30 years, their volumetric energy density increased threefold while their cost dropped tenfold.

<span class="mw-page-title-main">Lithium iron phosphate battery</span> Type of rechargeable battery

The lithium iron phosphate battery or LFP battery is a type of lithium-ion battery using lithium iron phosphate as the cathode material, and a graphitic carbon electrode with a metallic backing as the anode. Because of their low cost, high safety, low toxicity, long cycle life and other factors, LFP batteries are finding a number of roles in vehicle use, utility-scale stationary applications, and backup power. LFP batteries are cobalt-free. As of September 2022, LFP type battery market share for EVs reached 31%, and of that, 68% were from EV makers Tesla and BYD alone. Chinese manufacturers currently hold a near monopoly of LFP battery type production. With patents having started to expire in 2022 and the increased demand for cheaper EV batteries, LFP type production is expected to rise further and surpass lithium nickel manganese cobalt oxides (NMC) type batteries in 2028.

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The lithium-titanate or lithium-titanium-oxide (LTO) battery is a type of rechargeable battery which has the advantage of being faster to charge than other lithium-ion batteries but the disadvantage is a much lower energy density.

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A solid-state battery is an electrical battery that uses a solid electrolyte for ionic conductions between the electrodes, instead of the liquid or gel polymer electrolytes found in conventional batteries. Solid-state batteries theoretically offer much higher energy density than the typical lithium-ion or lithium polymer batteries.

<span class="mw-page-title-main">Sodium-ion battery</span> Type of rechargeable battery

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The lithium nickel cobalt aluminium oxides (abbreviated as Li-NCA, LNCA, or NCA) are a group of mixed metal oxides. Some of them are important due to their application in lithium ion batteries. NCAs are used as active material in the positive electrode (which is the cathode when the battery is discharged). NCAs are composed of the cations of the chemical elements lithium, nickel, cobalt and aluminium. The compounds of this class have a general formula LiNixCoyAlzO2 with x + y + z = 1. In case of the NCA comprising batteries currently available on the market, which are also used in electric cars and electric appliances, x ≈ 0.8, and the voltage of those batteries is between 3.6 V and 4.0 V, at a nominal voltage of 3.6 V or 3.7 V. A version of the oxides currently in use in 2019 is LiNi0.84Co0.12Al0.04O2.

<span class="mw-page-title-main">Lithium nickel manganese cobalt oxides</span> Lithium-ion battery cathode material

Lithium nickel manganese cobalt oxides (abbreviated NMC, Li-NMC, LNMC, or NCM) are mixed metal oxides of lithium, nickel, manganese and cobalt with the general formula LiNixMnyCo1-x-yO2. These materials are commonly used in lithium-ion batteries for mobile devices and electric vehicles, acting as the positively charged cathode.

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References

  1. 1 2 Li, Gloria; White, Edward; Buseong, Kang (2023-05-30). "The billionaire whose electrode empire powers China's EV dominance". Financial Times. Retrieved 2024-11-09.
  2. "Ronbay Technology | Briefing". Equal Ocean. Retrieved 2024-11-09.
  3. "Ningbo Ronbay New Energy Technology Co Ltd". Financial Times. Retrieved 2024-11-09.
  4. 1 2 "China's Ronbay Starts Building Battery Material Plant - World-Energy". www.world-energy.org. Retrieved 2024-11-09.
  5. "Ronbay Announces its Global Development Strategy to Implement a Project of 40,000-Ton-per-annum High-nickel Ternary Cathode and 20,000-Ton-per-annum Lithium Ferromanganese Phosphate in Korea". www.prnewswire.com (Press release). Retrieved 2024-11-09.
  6. Lockett, Hudson (2019-07-19). "'China's Nasdaq': Shanghai's new tech trading venue explained". Financial Times. Retrieved 2024-11-09.
  7. "Ronbay Technology and EVE Establish Strategic Partnership". www.energytrend.com. 2023-06-07. Retrieved 2024-11-09.
  8. Li, Gloria; Davies, Christian; White, Edward; Jung-a, Song (2023-08-22). "China's cathode billionaire targets US battery market via South Korea IPO". Financial Times. Retrieved 2024-11-09.
  9. "Chinese Firms Are Seeking Korean Partners to Skirt US EV Rules". Bloomberg. 2023-07-30. Retrieved 2024-11-09.
  10. "容百科技发布全球化战略规划:在中韩欧美全球多地布局生产基地". 经济观察网 (in Chinese). Retrieved 2024-11-09.
  11. "Ningbo Ronbay to enter cathode production in Europe with Polish factory". Benchmark Source. 2024-10-25. Retrieved 2024-11-09.
  12. Jae-hyuk, Park (2024-10-23). "LG Chem files patent suit against China's Ronbay". The Korea Times . Retrieved 2024-11-09.