BOHAI SEA, FROM 140800UTC TO 160800UTC DEC,tug HAI YANG gong cheng 1201 towing PLATFORM bo hai 10 hao, LENGTH overall 550 meters, speed 4.5 knots，VIA：
A：37-59-56N/119-38-51E ，
B：38-05-19N/119-58-53E。
CAUTION ADVISED.
SHANDONG MSA CHINA.
