Chinese authorities are instructing the country's top artificial intelligence entrepreneurs and researchers to avoid travel to the United States, the Wall Street Journal reported on Friday, citing people familiar with the matter.

China has reportedly instructed its top artificial intelligence (AI) entrepreneurs and researchers to avoid traveling to the United States due to concerns over national security, according to the Wall Street

China’s factory activity returned to expansion in February, a sign of resilience in an economy hit by higher US tariffs and suffering from weak domestic demand.

China's factory activity likely contracted for a second month in February, keeping alive calls for even more stimulus to prop up depressed domestic demand in the world's second-largest economy as manufacturers brace for fresh U.