China Oilfield Services Limited (COSL) choose Havyard 832 design for renewal supply vessel fleet, & order Havyard designs for 4 new vessels. COSL has the largest fleet of oil rigs and offshore vessels in China owning 34 drill rigs, 2 accommodation rigs, 4 module rigs and 8 land-based drill rigs as well as 75 supply vessels, 8 seismic vessels and 5 standby vessels. Havyard won this international tender in tough competition and they were chosen following an in-depth technical and commercial evaluation process made by COSL.