SubDL has 137 subtitles for Assembly (어셈블리 / Eosembeulli) across 7 languages. New subtitles are added as the community uploads them.
Assembly (어셈블리 / Eosembeulli) subtitles are available in English, Indonesian, French, Spanish, Persian and more — 7 languages in total.
Open the language you want, pick the release that matches your video file, and click the download button. The file is a free .srt and no account is required.