CATL is also listed on the Shenzhen stock exchange, boasting a market cap of $150.5 billion. The battery giant supplies big automakers like Tesla.

Contemporary Amperex Technology Co. Ltd. (CATL), the world’s largest electric vehicle battery manufacturer, has filed for a secondary listing in Hong Kong in what could be the city’s largest stock offering in years.

Contemporary Amperex Technology, the world’s largest producer of batteries for electric vehicles (EVs), is proceeding with a plan to list its shares in Hong Kong in what could be the city’s biggest initial public offering (IPO) in more than four years.