Scorpio Tankers has doubled its directly controlled VLCC orderbook and added another pair of LR2s in China, committing $415.6m to four newbuildings while continuing to clear older tonnage from its fleet. The Emanuele Lauro-led owner has agreed to acquire two scrubber-fitted VLCCs at Hengli Shipbuilding in Dalian for $135m apiece. The ships are scheduled for …