5Dono Parwoto divonis 5 tahun penjara dan denda Rp 150 juta subsider 2 bulan kurungan di kasus korupsi proyek Tol Layang MBZ tahun 2016What are the Principles of 5s? 5s is a philosophy applied in the workplace that helps promote efficiency and effectiveness. As one of the core principles of kaizen, 5S lean