Shares in Chinese companies critical to AI infrastructure surged in 2025, with CATL up 45% and Sungrow up 130%, as exports boost margins despite Trump's tariffs news ft.com

William Sandlund / Financial Times: Shares in Chinese companies critical to AI infrastructure surged in 2025, with CATL up 45% and Sungrow up 130%, as exports boost margins despite Trump's tariffs  —  Companies such as battery maker CATL earn big margins on export sales despite US tariffs  —  Shares in Chinese makers of batteries …