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Six countries implemented the assessment
30,000 Grade 5 students took part in the assessment. The countries engaged in SEA-PLM 2019 through their respective Ministry of Education and a National Technical Team leader. They represented their country during official governance meetings as a Core Member of the Regional Steering Committee.
The six participating countries were:
Cambodia,
Lao People's Democratic Republic,
Malaysia,
Myanmar,
Philippines, and
Viet Nam.