Sinopacific Shipbuilding Group, Leading the Supramax Bulk Carrier Market, Secures Order for 4+2 Crown 63 Ships. Sinopacific Shipbuilding Group secured an order for 4+2 Crown 63 (63,500 DWT) Supramax bulk carriers from a foreign ship owner on October 8. The Crown 63 is a new generation bulk carrier which is self designed by Sinopacific Shipbuilding Group. This ship became the focus of attention from around the shipping world as soon as it was introduced on the market, and many orders were quickly received for it.