CANBERRA, June 21 (Xinhua) -- A fatal fire surveillance aircraft crash near Cloncurry, Queensland in 2023 was caused by pilot hypoxia brought on by a persistent pressurization system defect, a ...

HONG KONG, June 21 (Xinhua) -- The Hong Kong Special Administrative Region (HKSAR) government on Saturday held a forum to mark the 5th anniversary of the promulgation and implementation of the ...