yellow SEA,tug"bei hai jiu 112"and"de shu" towing drilling platform"ss PANTANAL"from yantai port via xiaoshanzi(37-37-00N/121-26-48E),and finally submerges at bajiao longmenyan(37-42-36N/121-10-00E),from 102200utc to 121500utc dec 10.LENGTH overall 750meters speed 4knots.CAUTION ADVISED.