KOI Thé Malaysia Promo October 2026: Longjing Tea Latte RM13.90 on the KOI App (1–31 Oct)
KOI Thé Malaysia's October 2026 offer is its Drink of the Month: Longjing Tea Latte for RM13.90 (normally RM15.90), 1–31 October, KOI App mobile orders only. The 28–29 Sep GrabFood Buy 1 Free 1 and the 12–13 Sep halal promo have both ended.
