Tencent and Visa have partnered to introduce palm recognition payments in Singapore.The pilot program will allow Visa cardholders from banks such as DBS, OCBC, and UOB to pay with their palms at select merchants.The first location to offer this technology is Alchemist, a café in Singapore.The palm payment system requires a one-time enrollment by tapping a Visa card, scanning the palm, and confirming the user's identity.