GD75/22 SOUTH CHINA SEA GUNNERY EXERCISES IN AREA BOUNDED BY 21-08.82N/109-41.58E，21-13.87N/109-39.55E，21-22.48N/109-36.40E，21-24.07N/109-43.63E，21-24.48N/109-46.15E，21-20.83N/109-49.83E FROM 011800 UTC TO 030900 UTC AUG. ENTERING PROHIBITED GUANGDONG MSA CHINA