BERLIN/BEIJING (Reuters) -The threat of mass shutdowns across the automotive supply chain is fading as Chinese rare earth magnets begin to flow, though automakers and suppliers say production plans still face uncertainties and a continued risk of shortages.

China’s export controls are spilling over into products beyond the rare earths and magnets officially identified by Beijing, threatening broader supply chain disruption and undermining US claims that a new trade deal had resolved delays to shipments.