** HK shares of Air China 0753.HK fall 3.3% to HK$4.63; set for biggest one-day pct drop since April 7
** Shanghai-listed shares 601111.SS dip 2.2% to 7.05 yuan, lowest since April 9
** Air China reports Q1 net loss of 2 bln yuan (~$275 mln), 22% lower than a year ago
** Another state-owned airline China Eastern Airlines 0670.HK posted quarterly net loss of 995 mln yuan, 24% deeper than a year earlier, sending its HK stock down 2.2% to HK$2.27, the lowest since April 9 and its Shanghai shares 600115.SS down 1.1% to 3.68 yuan
($1 = 7.2735 Chinese yuan renminbi)
(Reporting by Donny Kwok)
((donny.kwok@thomsonreuters.com))