The Trump administration on Tuesday blasted Ford Motor’s business partnerships with Chinese companies, saying they posed national security concerns. US Transportation Secretary Sean Duffy in a letter to Ford CEO Jim Farley sent on Tuesday said the carmaker’s dealings with Chinese battery maker CATL and Chinese carmakers Geely and BYD raised “profound concern”. He urged Ford to cut ties with major Chinese companies. Duffy said USDOT was “deeply alarmed” by Ford’s reliance on licensed technology...