VHP to launch contactless open-loop payment solution in Hameln-Pyrmont, Germany February 6, 2023 | Europe News, News Verkehrsgesellschaft Hameln-Pyrmont mbH (VHP) has completed the implementation of the software required to enable the deployment of an open-loop contactless payment solution on board buses in Hameln-P... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password