Sejumlah mahasiswa mengikuti bimbingan teknis (bimtek) pengelasan Shielded Metal Arc Welding (SMAW) sebelum melaksanakan ujian kompetensi sertifikasi di Workshop Politkenik Caltex Riau, Pekanbaru, Riau, Sabtu 04 Mei 2019.  (IPPO/Fajar Kurniawan)

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