At a BYD factory in Xi'an, China, journalists witness the electric vehicle giant's capacity to produce 3,000 vehicles daily, emphasizing in-house research and development of key components. China's dominance in electric vehicle production, wind turbines, solar panels, and heat pumps has established it as a global leader in the ecological transition. However, European concerns about overreliance on Chinese technology and subsidies have escalated, leading to investigations and potential trade tensions. European companies like Basquevolt are striving for independence through technologies like solid-state batteries. The EU's investigation into Chinese electric car subsidies reflects worries over economic security, sparking fears of a trade war. China's control over the electric car industry, from manufacturing to raw materials, poses a significant challenge for Europe's autonomy in the sector. Beijing's response to EU tariffs on Chinese cars has escalated into a potential trade war, highlighting the complexities of global trade relations and the competitive landscape of the electric vehicle market.