Splitting payments over multiple cards can help you better optimise your spend. Here's a few ways of doing so- even if the merchant doesn't explicitly offer it.
From 1 July 2025, the BOC Elite Miles Card will earn an uncapped 1.4/2.8 mpd on local/FCY spend (while devaluing existing points), but end Asia Miles conversions and rewards for Cardup/ipaymy.
Vietnam Airlines Lotusmiles is matching status from airline and hotel loyalty programmes (including KrisFlyer), offering an instant upgrade to SkyTeam Elite Plus status.