The Swiss Cargo Line AG (SCL), Bern has ordered on 31.03.2007 by Jiangsu Sugang Shipbuilding Co. Ltd., Yizheng JS (China) (Yard No. 18000-1) this Multi Purpose General Cargo Vessel together with three sisterships. Her keel was laid on 28.11.2008. Intended name's, CLIPPER HELVETIA (Swiss flag), later CLIPPER HAMBURG (Liberia flag), later SCL HELVETIA (Swiss flag). Finally only two of this vessels are build by this shipyard.

She was launched on 20.10.2009 as SU GANG 1 HAO. During construction the vessel was purchased by Safmarine Container Lines NV (SCL), Antwerpen, and delivered to her owners on 22.10.2010 as SAFMARINE SUMBA and registered at Hong Kong. Cargo gear: 3 cranes of 80 tonnes SWL. Official No. HK-2833. IMO No: 9423516. Call sign: VRHH2. The management was allocated to Enzian Ship Management AG, Schlieren, now in Zürich, Switzerland.

Sold on 15.03.2016 to Anabuki Works Co Ltd & Futurum Partners Inc. Hong Kong (Management: Enzian Ship Management AG Zürich, Switzerland) and renamed THORCO RANGER.

On the 04.09.2017 the technical management has been allocated to Shipping Company Groningen B.V. (SCG), Groningen.