https://blog.wongcw.com/2021/01/06/%e5%9c%8b%e4%bf%a1%e8%ad%89%e5%88%b8%ef%bc%9a%e5%9c%8b%e7%94%a2model-y%e6%af%9b%e5%88%a9%e7%8e%8730%ef%bc%85%ef%bc%8c%e6%9c%89%e6%9c%9b%e9%99%8d%e8%87%b326%e8%90%ac/
國信證券:國產Model Y毛利率30%,有望降至26萬