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Battery Swapping for EVs Is Big in China. Here’s How It Works

Vehicle batteries on display at the Contemporary Amperex Technology Co. headquarters in Ningde, China.

Photographer: Qilai Shen/Bloomberg
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A move by the world’s biggest battery manufacturer, China’s Contemporary Amperex Technology Co. Ltd., to make a concerted push into EV battery swapping has shone a spotlight on the alternative to charging electric vehicles.

Tried and abandoned by EV pioneer Elon Musk last decade, battery swapping is starting to catch on in China, aided by a mix of demographics, geography and surging take-up of EVs.