U.S. stocks tick down as Apple drags tech sector lowerChina, Zambia to Boost Cooperation as Ties ElevatedChina calls for better coordination to stabilize shipping in Red SeaChina launches new mobile telecommunication satelliteGuangdong's manufacturers stand out from packBeverage grading system launched in ShanghaiAirbus to set up innovation center in ChinaFacebook CEO apologizes for data misuse in prepared testimony to CongressChina renews blue alerts for severe convection weather, sandstormsCuriosity mars rover begins studying Vera Rubin Ridge