** Mainland-listed shares of major Chinese airlines slip after the Trump administration proposed barring Chinese airlines from flying over Russia on U.S. routes
** Shanghai-listed stock of Southern China Airlines SSE:600029 leads the slide, falling 1.6% by lunch break, Air China SSE:601111 slips 1.1% and China Eastern Airlines SSE:600115 is down 0.7%
** However, Hong Kong-listed Cathay Pacific HKEX:293 adds 0.5%
** U.S. airlines have long criticized the decision to allow Chinese carriers to use Russian airspace on U.S. routes because it gives them the advantage of decreased flying time and burns less fuel, lowering costs
** Russia has barred U.S. airlines and many other foreign carriers from flying over its airspace in retaliation for Washington banning Russian flights over the U.S. in March 2022
** In China, benchmark CSI 300 Index SZSE:399300 falls 1.3% and Hong Kong's Hang Seng Index HSI:HSI declines 1.1%