Thetransmissionproject-Qinghai-Tibet750kV/±400kVAC/DCinterconnectionprojectkickedoffsimultaneouslyinGolmudofQinghaiandLhasaofTibetinJuly2010.Thispowertransfercorridor,withawholelengthof1774km,isscheduledtobecompletedbytheendof2012,whichwillthenrealizetheinterconnectionbetweenNorthwest(Qinghai)gridandTibetangridforthefirsttime.