The reporter learned from the North Sea Navigation Support Center of the Ministry of Transport that the center undertook the construction of the core network for the localization of the automatic ship identification system has now completed the complete replacement of the import system in the North China Sea region.

The reporter learned from the North Sea Navigation Support Center of the Ministry of Transport that the center undertook the construction of the core network for the localization of the automatic ship identification system has now completed the complete replacement of the import system in the North China Sea region.