Introduction to the "Jinan": The "Jinan" - Navy Ship 105 is the first naval ship independently developed by our country. It has achieved the leap from imitation to self-developed destroyers in our country and is an important milestone in the history of the development of our country's destroyers. significance. In 1987, the 105th ship dismantled the main gun and anti-aircraft gun on the aft deck, and installed a helicopter platform and hangar. It can carry two Z-9 anti-submarine helicopters. It is the only "Luda" class guided missile destroyer that can carry Carrying a helicopter.