The Wall Street Journal China’s Xi Calls Trump in Unusual Move to Discuss Taiwan, Ukraine — Beijing is pushing its position that Taiwan should return to the mainland, while Trump steers the conversation to Ukraine peace talks. Robots and AI Are Already Remaking the Chinese Economy — To blunt Trump’s push to reclaim global manufacturing, China’s factories and ports are learning to make and export more goods faster, cheaper and with fewer workers. Alibaba’s Profit Slumps but