CIS Online Flash Sale starts tomorrow, for 3 days only! Enjoy up to $530 OFF all phones and double your data for FREE on a CIS Combo 3 mobile plan and above. Buy online at www.singtel.com/cisonline from 9 May, 7am onwards. Valid from 9 11 May 19. More details at www.singtel.com/cis. T&Cs apply.