Regular shipping routes refer to routes that operate passenger and cargo transportation services using fixed vessels, sailing according to fixed schedules and ports, and operating at relatively fixed rates. Regular routes, also known as liner routes, mainly transport miscellaneous goods.Irregular routes are routes selected temporarily based on the needs of cargo transportation. Ships, schedules, berths, and ports are not fixed and are mainly engaged in the transportation of bulk and low-priced goods.International shipping routesDivided by distance of voyageOCEAN-GOING SHIPPING LINE refers to transportation routes that have a long distance and allow ships to navigate across the ocean, such as routes from the Far East to Europe and the Americas. In China, it is customary to use the Port of Aden as the boundary and classify the routes to the west of the Port of Aden, including the two sides of the Red Sea, Europe, and the vast regions of North and South America, as ocean going routes.NEAR-SEA SHIPPING LINE refers to a collective term for maritime transportation routes between domestic ports and neighboring country ports. It is customary in our country to refer to the routes in Asia and Oceania east of Port Aden as offshore routes.COASTAL SHIPPING LINE refers to the sea transportation routes between coastal ports in a country, such as Shanghai/Guangzhou, Qingdao/Dalian, etc.Divided by the range of navigationAtlantic routes, Pacific routes, Indian Ocean routes, and global routes.