First time:1August 4, 957, Premier Zhou was entrusted by Chairman Mao to inspect the officers and men of Qingdao base, the predecessor of the North Sea Fleet. The "donkey kong" Anshan, Fushun, Changchun and Taiyuan ships of the First Destroyer Brigade played leading roles in the military parade at sea. At that time, these four destroyers were the main ships of the People's Navy with the largest tonnage and the strongest combat effectiveness.

Second time: 199510/0/019, the North Sea Fleet of the People's Navy held the largest joint military exercise and grand parade at sea in a certain area of the Yellow Sea since the founding of New China. Among them, the appearance of the flagship "Harbin" has the most far-reaching significance. "Harbin" is the first generation of large-scale surface ship with ocean-going combat capability of the People's Navy. Its appearance shows that China has the will and ability to build a maritime military force commensurate with its status and image as a great power, and is not only satisfied with the asymmetric advantages of submarines in some areas.

Third time: On August 18, 2005, the Chinese and Russian armed forces held the "Peace Mission -2005" Sino-Russian joint military exercise for the first time in Qingdao and the southeast waters of Shandong Peninsula. On the afternoon of August 23, 2005, maritime separation began in the southeast sea area of Shandong Peninsula.

Fourth time: On April 23rd, 2009, it is the 60th anniversary of the founding of the PLA Navy, and a military parade will be held in Qingdao, China.