The dredges were purchased by two operating units of Vietnam Waterway Construction Co., Vinawaco, a government dredging and construction company under the jurisdiction of the transportation ministry.
Ama-dredges athengwa yizingxenye ezimbili ezisebenzayo zeVietnam Waterway Construction Co, iVinawaco, inkampani edonsa uhulumeni nokwakha engaphansi kwegunya lomphathi wezokuthutha.