A payments card with a built-in fingerprint reader for unlimited contactless payments is being tested by Société Générale, Finextra reports. When the customer receives the card they record their fingerprint. Because the biometric data is verified using the card's built-in reader, it is not shared with the bank or the merchant. Swiss bank UBS has warned Asia regional staff not to travel to China, following concerns over Chinese government demands that a UBS banker stay in the country to answer questions, reports the FT. The Singapore-based banker was in China to meet with private bank clients. It is unclear what her situation is now. UBS has told its team of regional private banking advisers to delay any travel to China while the bank investigates.