DaLian SeaWorld (大连海世界潜水工程有限公司) is a Dalian-based dive company offering recreational diver training alongside professional underwater engineering services. Training programmes include PADI, SSI, and CMAS certification courses, experience diving, freediving, rescue diving, and commercial diver training. The centre provides underwater video inspection, equipment rental, and a dive shop stocking recreational and heavy-commercial diving gear.