Between 13-22 December 2022, Institute for Population and Social Research, Mahidol University organized the 5S activity of 2022 “Big Cleaning Day 2022” by organizing the How to Sorting and dispose!!!. The discarded paper can be “exchanged for chicken eggs” to encourage personnel to cooperate in “cleaning up, convenient, clean, hygienic, creating habits” at the desk area and the common area.
