(4-traders.com) DGAP-News: financial.de / Key word(s): Research Update/Strategic Company Decision financial.de - SANDPIPER Digital Payments AG: 'Strongly positioned in the attractive growth market for closed loop payment systems' 20.04.2018 / 11:00 The issuer is solely responsible for the content of this announcement. SANDPIPER Digital Payments AG:...http://www.4-traders.com/news/financial-de-SANDPIPER-Digital-Payments-AG-Strongly-positioned-in-the-attractive-growth-market-f--26392796/?utm_medium=RSS&utm_content=20180420