FILE PHOTO: The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, January 14, 2020. /Staff() – European shares gained ground on Thursday after the United States and China signed an eagerly awaited Phase 1 trade deal, but some questions still remained over certain key issues. The pan-European STOXX 600 index was up 0.1% by 0806 GMT. Global markets paused around record highs following the signing of the agreement on Wednesday, as the deal highlighted daunting purchase commitments of U.S. goods by China, while leaving existing tariffs in place. [MKTS/GLOB] However, the prospect of no further escalation in the economically damaging trade war encouraged a slight risk-on mode. The European retail subindex .SXRP was the best performer, led by a 11.1% rise in German meal-kit delivery company HelloFresh (HFGG.DE) after it flagged a stronger 2019. Reporting by Ambar Warrick in BengaluruOur Standards:The Thomson Trust Principles.