DO MEMO NO. 190, S.2021. GUIDELINES ON THE CONDUCT OF REMEDIAL AND ADVANCEMENT CLASSES DURING SUMMER 2021 Posted on July 19, 2021 by DepEd Mandaluyong Leave a comment DO MEMO NO. 190, S.2021. GUIDELINES ON THE CONDUCT OF REMEDIAL AND ADVANCEMENT CLASSES DURING SUMMER 2021 Memorandum Numbered