Chery Reveals 600 Wh/kg Solid-State Battery with 1,300 km Range

Chery unveiled a prototype all-solid-state battery at its 2025 Global Innovation Conference, achieving 600 Wh/kg with a polymerized electrolyte and lithium-rich manganese cathode, and surviving nail penetration tests. It targets a 1,300 km range, with pilot production planned for 2026.

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At its 2025 Global Innovation Conference in Wuhu on October 18, Chery Automobile introduced a prototype all-solid-state battery module developed by its Solid-State Battery Research Institute. The module achieves an industry-leading cell energy density of 600 Wh/kg by combining an in-situ polymerized solid electrolyte with a lithium-rich manganese cathode. Testing demonstrated that the cell continued to deliver power after nail penetration and power-drill damage without catching fire or emitting smoke.

Chery projects that vehicles equipped with this solid-state technology could achieve more than 1,500 kilometers on a single charge under ideal conditions and approximately 1,300 kilometers in real-world driving. The company plans a pilot production run in 2026, followed by a broader launch in 2027, potentially positioning Chery ahead of competitors currently targeting small-scale solid-state output in the same timeframe.

The battery announcement follows a strong performance for Chery in exports and revenue growth. In September, the automaker shipped 137,624 vehicles overseas—up 26.2 percent year-over-year—for the fifth straight month above 100,000 units. In the first half of 2025, Chery reported revenue of 141.6 billion yuan, a 26.3 percent increase compared to the prior year. Following its major Hong Kong IPO, the company allocated 35 percent of proceeds to vehicle research and development and 25 percent to next-generation technologies, underscoring the strategic importance of solid-state batteries.

Chery’s unveiling comes amid a global push toward commercializing solid-state systems. Toyota recently partnered with Sumitomo Metal Mining to scale cathode material production for its own solid-state cells. Industry research group EVTank forecasts global solid-state battery shipments will reach 614 GWh by 2030, accounting for over 10 percent of total battery output and a market value exceeding 250 billion yuan. Meanwhile, Chinese teams—including one at Tsinghua University—have demonstrated cells exceeding 600 Wh/kg with fluoropolyether-based electrolytes that withstand puncture and temperatures up to 120 °C. Cost challenges remain, however, with solid-state packs currently estimated at nearly three times the price of conventional lithium-ion systems due to expensive sulfide materials and low production yields.

Source: CarNewsChina

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