Open this photo in gallery: JPMorgan Chase & Co. CEO Jamie Dimon speaks during an interview with Reuters, in Miami, Fla., on Feb. 8.MARCO BELLO/Reuters JPMorgan Chase & Co JPM-N CEO Jamie Dimon on Wednesday warned “uncertainty” caused by the Chinese government could hurt investor confidence at home and abroad, and said the U.S. and China need “real engagement” on security and trade issues. Dimon is on his first visit to China since the beginning of the COVID-19 pandemic and his first since he joked in 2021 that JPMorgan will outlast China’s Communist Party, sparking outrage in China and prompting...