In order to give play to Weihai's maritime advantages to South Korea and strengthen the preferred port of trade with South Korea, Weihai and Incheon give play to the advantages of China-South Korea Free Trade zone local economic cooperation demonstration zone, innovate China-South Korea logistics mode, promote the trial operation of China-South Korea vehicle transportation, and actively build a landmark project of "four ports linkage".

Compared with the current transport mode, the transport time of China-South Korea vehicle transportation will be shortened. The whole process of vehicle transportation will be reduced by about 5 hours, which will enable faster transit to the world through Incheon International Airport. The transportation logistics cost is reduced, the vehicle transportation directly saves the cost of container lifting, collecting and emptying the port, and can minimize the damage to precision instruments and fresh products. Enterprises can deploy vehicles according to the weight, volume and size of goods, and two-way heavy cargo transport, logistics cost is expected to reduce about 30%; The attraction of the passageway is enhanced. With the help of the strong international airline advantages of Incheon International Airport, the international logistics channel comparable to Shanghai and Hong Kong can be built to further enhance the status of Weihai and even Shandong as the logistics hub in Northeast Asia.