5–31 August 2025: KOI Thé Singapore, Free Upsize Red Bean Purple Rice Milk Tea: Member Promotion by JR 6/Aug/2025 From 5–31 August 2025, KOI Thé Singapore is giving KOI members a free upsize of their Red Bean Purple Rice Milk Tea. Available at all outlets except Changi and Jewel Basement, this exclusive member perk is the perfect treat to beat the August heat. Read more
