Doosan VINA - Annual ISOac & OHSAS Audit

Headlines: Segment 1 : Annual ISOac & OHSAS Audit Segment 2 : English & Korean Proficiency Contest Segment 3 : Guitar & Foosball Club Established ------------------------------------------------------------------------------------------------------------ - You can click on below links for futher information of Doosan Vina: Youtube : Twitter : Google : DOOSANVINADVTVNEWS Facebook :