Rare look at the MiG-31 modernization workshop Posted on August 21, 2017 by alert5 Related posts (Automatically Generated): Rare look at Vietnam’s UAV workshop First Rafale to be upgraded arrives at workshop Modernization of MiG-31 continues Saudi AWACS modernization approved FAdeA completes first overhaul, modernization of C-130 GAO compares modernization of F-22s with legacy programs