GD174/21 SOUTH CHINA SEA MILITARY EXERCISES IN AREA BOUNDED BY 22-45N 115-08E、22-45N 115-20E、22-41N 115-39E、22-20N 115-39E AND 22-20N 115-08E FROM 050400 UTC TO 121600 UTC AUG. ENTERING PROHIBITED GUANGDONG MSA CHINA
