Many rural libraries in Sri Lanka have collections of agricultural DVDs (in Sinhala). Ripping these for personal backup is permissible, but redistributing them as a "repack" is not.
We do not endorse piracy, but if you are determined to access such content, follow these safety rules: sinhala wela video repack
While 4G coverage has expanded, many farmers and villagers still face expensive mobile data costs. A "repack" compresses a large video (e.g., 500MB) into a smaller size (e.g., 150MB) with minimal quality loss. This allows users to download multiple educational or entertainment videos without exhausting their data plans. Many rural libraries in Sri Lanka have collections