According to the website of the China Maritime Safety Administration, Fangchenggang Maritime Safety Administration issued a navigation warning that from 0:00 on August 18 to 18:00 on September 18, floating fences will be deployed in some waters of the Beibu Gulf, and military exercises will be conducted in the Pearl Bay waters between the fences and the coastline. Unrelated ships or fishermen are prohibited from crossing the fences or damaging military facilities.