China’s market showed further signs of anxiety Monday since the nation published weak information to industrial output, retail and investment sales, amid a lingering trade war with the United States. Industrial output grew by 4.4 percent year-on-year throughout August, falling to its lowest level in 17 years and down from 4.8 percent in July. The amount was well below analyst expectations, and using a Bloomberg poll of analysts predicting heartier growth of 5.2 percent.