Fujian, located on the east coast of China, is an important military outpost as it can access the East China Sea and is near to the island of Taiwan.
The new tactic comes amid growing tensions between China and Japan over the Senkaku Islands, government sources confirmed to the Japan Times.
Also in the East China Sea, Beijing has issued a series of threats towards Taiwan.
The Taiwan Strait flows into the South China Sea where Beijing has increased its territorial claims.
Alexander Neill, an Asia-Pacific security consultant in Singapore said: “Given the militarisation of the South China Sea, the prospect of an accidental collision and the potential for unmanaged escalation of hostilities are strong and they are mounting.”The South China SeaSuch is the extent of China’s aggression that US Secretary of State, Mike Pompeo ushered in a new era of American policy in the South China Sea.