"World class standards" refers to the highest level of quality or excellence that is recognized globally. It implies that something or someone meets or surpasses the best and most prestigious standards in the world. Full definition
We are committed to delivering a genuinely impeccable service to our guests, meeting the superior, world class standards of quality expected by our guests and providing the ultimate products in hospitality. (themontcalm.com)
Think about your own school or district: What are the standards by which your organization can and should be judged as meeting world class standards? (ascd.org)
He's also still pretty young at 22, so forgive him for not being up to world class standards yet. (justarsenal.com)