U.S. stocks tick down as Apple drags tech sector lowerNew power system shows example of renewable energy developmentA Boeing 737 MAX arrives in Guangzhou, ending nearly 5Xi Stresses Advancing New Industrialization in Pursuit of Chinese ModernizationMajor lithium reserves discovered in SichuanNvidia CEO visits BeijingDemand from China drives U.S.' soybean tradeChina's tech giants spend big on digital 'red envelope war' to gain more mobile usersNvidia CEO visits BeijingXi, Assad Jointly Announce China