DM NO. 621, S. 2022. ONLINE SUMMER TRAINING PROGRAM FOR SPFL-CHINESE MANDARIN BATCH 10 AND 11 Posted on July 6, 2022 by DepEd Mandaluyong Leave a comment DM NO. 621, S. 2022. ONLINE SUMMER TRAINING PROGRAM FOR SPFL-CHINESE MANDARIN BATCH 10 AND 11 Memorandum Numbered