"Long Pourover Method" in the fifth place of 2017WBrC

Following Cafe Review (Wechat official account vdailycom) found that Beautiful Cafe opened its own shop WCE (World Coffee Events) partner media BlackWaterIssue noticed the Long Pourover Method (long-time brewing method) introduced by German player CONSTANTIN HOPPENZ during the live interview competition in Budapest. We are curious about his cooking method. So follow