Gotion, BASF partner on solid-state battery technology

  • The collaboration will focus on joint R&D of high-performance materials for next-generation solid-state batteries, covering multiple core materials.
  • Gotion has already established its first 0.2 GWh pilot production line for its Gemstone solid-state battery.
Gotion unveiled its Gemstone solid-state battery on May 17, 2024.
(Gotion unveiled its Gemstone solid-state battery on May 17, 2024. Image credit: CnEVPost)

China's power battery giant Gotion High-tech (SHE: 002074) has partnered with German chemical giant BASF to develop solid-state battery technology, as next-generation batteries are poised to enter mass-produced vehicles within the next year or two.

The two companies recently signed a strategic cooperation memorandum in Hefei, Anhui —Gotion's headquarters city — to jointly develop next-generation solid-state battery technology, according to a statement by the battery manufacturer on Tuesday.

The collaboration will focus on joint R&D of high-performance materials for next-generation solid-state batteries, covering multiple core materials, as well as overcoming technical bottlenecks in the commercialization process of solid-state batteries, Gotion said.

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Gotion did not provide further details on the collaboration, which builds upon its 13-year partnership with BASF.

Gotion, BASF partner on solid-state battery technology
(Image credit: Gotion)

Currently, Gotion has established its first 0.2 GWh pilot production line for the Gemstone all-solid-state battery, achieving a yield rate exceeding 90% and an energy density of 300 Wh/kg, the company said, reiterating previously disclosed information.

Gotion unveiled its Gemstone all-solid-state battery at the 13th technology conference on May 17, 2024, marking its official entry into this new battery sector.

The all-solid-state battery would commence small-scale production and vehicle integration testing in 2027, with mass production anticipated by 2030, Pan Ruijun, head of Gemstone R&D, told media including CnEVPost during the event.

Several major Chinese battery manufacturers, including CATL (HKG: 3750, SHE: 300750) and BYD (HKG: 1211, OTCMKTS: BYDDY), are targeting similar 2027 timelines for small-scale production of all-solid-state batteries.

Gotion, one of the largest EV battery manufacturers, ranked fifth globally with a 4.5% market share and 53.5 GWh of battery installations in 2025, according to data from South Korean market research firm SNE Research.

Market share of world's top EV battery makers (Jan-Dec 2025)
0%
10%
20%
30%
40%
CATL
BYD
LG Energy Solution
CALB
Gotion High-tech
SK On
Panasonic
Eve Energy
Samsung SDI
Svolt
Others
Market Share of World's Top EV Battery Makers (Jan-Dec 2025)
Company Market Share (%) Installations (GWh)
CATL 39.2% 464.7
BYD 16.4% 194.8
LG Energy Solution 9.2% 108.8
CALB 5.3% 62.8
Gotion High-tech 4.5% 53.5
SK On 3.7% 44.5
Panasonic 3.7% 44.2
Eve Energy 2.6% 31.3
Samsung SDI 2.4% 28.9
Svolt 2.4% 28.5
Others 10.5% 124.9
Svolt's chairman said that Donut Lab's claimed battery parameters are contradictory, and such a battery simply doesn't exist in the world.
Jan 20, 2026
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