For Public Secondary and Integrated Schools: MASS TRAINING OF SENIOR HIGH SCHOOLS (SHS) TEACHERS FOR THE TECHNICAL -VOCATIONAL -LIVELIHOOD (TVL) TRACK Posted on April 5, 2017 by DepEd Mandaluyong Leave a comment 17-04-019. MASS TRAINING OF SENIOR HIGH SCHOOLS (SHS) TEACHERS FOR THE TECHNICAL -VOCATIONAL -LIVELIHOOD (TVL) TRACK Memorandum