U.S. stocks tick down as Apple drags tech sector lowerChina's FAST telescope identifies over 300 pulsarsNew model reveals seabirds' movement may help analyze animal decisionNew power system shows example of renewable energy developmentChina's courier delivering volume hits 132 billion parcels in 20234th CICPE scheduled from April 13Pioneering zone to be launched in Hunan to propel SinoChina's current account surplus remains in reasonable rangeDemand for China's fast fashion boosts global air freight cargoA Boeing 737 MAX arrives in Guangzhou, ending nearly 5