The Hong Kong International Airport Retail Bonds issued by the Airport Authority Hong Kong (AAHK), AIR AUTH B2608 (04701.HK) 0.000 (0.000%) , will be traded on SEHK starting today (6 Feb).According to data from Bright Smart's grey market platform, the retail bonds closed at $101.2 yesterday (5 Feb), 1.2% higher than the issue price of $100. Before considering the handling fee, each board lot of 100 shares gains a profit of $120.(HK stocks quote is delayed for at least 15 mins.)