Stringent CruiseSafe protocols imposed by Singapore keep operators on their toes 10 May 2021 City state takes Covid-19 fight to the high seas, along with its strictly enforced social-distancing rulesAuthor: Capt. Johnhttps://www.tradewindsnews.com/cruise-and-ferry/stringent-cruisesafe-protocols-imposed-by-singapore-keep-operators-on-their-toes/2-1-1004908