HB0054 BOHAI SEA SUBMARINE WORK FOR MV DIVINUS IN EAST ANCHORAGE OF QINHUANGDAO PORT FROM 0000UTC TO 1000UTC DAILY FROM 4 TO 5 AUG. ENTERING AND ANCHORING PROHIBITED WITHIN 0.5 MILES RADIUS OF 39-51.98N/119-47.65E. PASS WITH SLOW SPEED. CAUTION ADVISED. HEBEI MSA CHINA.