宁德时代再签重要合作！

Group 1 - The core viewpoint of the article highlights the strategic cooperation between CATL and the Linfen Municipal Government, focusing on leveraging local renewable energy resources for various applications [1] - CATL plans to promote 1,000 battery-swappable heavy-duty trucks in Linfen by the end of this year and establish 41 battery swap stations, with a future goal of 60 stations [1] - By 2030, the partnership aims to cumulatively promote 50,000 battery-swappable heavy-duty trucks [1]