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* The red sheet is not covered by the warranty. / The revised version of the popular book for the service reception examination measures is finally available! Text and work book written by the active examination steering committee member who knows the examination well. It can be said that it is a must-have book for those who enter the service industry because it supports 3 examinations of 3rd, 2nd and 1st grade. The questions contained in the book are provided as an app. It also has support until passing with the explanation video by the author.