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  "path": "/2026/04/10/tesla-adds-sunwoda-fifth-global-battery-supplier-cost-pressure/",
  "publishedAt": "2026-04-10T13:13:49.000Z",
  "site": "https://electrek.co",
  "tags": [
    "News",
    "battery swap",
    "CATL",
    "home battery",
    "Tesla",
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  "textContent": "Tesla has added Sunwoda (also known as Xinwangda) as its fifth global power battery cell supplier, with LFP cells already shipping on Shanghai-built vehicles destined for export markets.\n\nThe move continues Tesla’s aggressive push to diversify its battery supply chain and squeeze costs as automotive gross margins remain under pressure — down to roughly 15% from a peak of 27% in 2021.\n\nmore…",
  "title": "Tesla adds China’s Sunwoda as fifth global EV battery supplier amid margin pressure"
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