YELLOW SEA TUG”HUAN YU YI HAO”TOWING SHIP”RI GANG FU WU 2”FROM RIZHAO SHIJIU PORT(35-16.82N 119-31.52E) TO QINGDAO DONGJIAKOU PORT(35-35.76N 119-47.71E)FROM 0830 UTC 4 DEC.TO 1000UTC 5 DEC.LENGTH OF TOW 240 METERS,SPEED 5 KNOTS,VIA: 35-16.82N 119-31.52E、 35-11.79N 119-44.27E、 35-19.59N 119-59.11E、 35-29.58N 119-48.42E、 35-35.24N 119-48.12E、 35-35.76N 119-47.71E，CAUTION REQUESTED.