Maritime and airborne transport networks have to link up with overland networks, but the Sun Yat-sen Freeway is the only highway coming into Kaohsiung and it cannot handle the massive volumes of air and sea freight coming into the city.
海空運交通都需要與陸運連結，但高雄只有一條中山高速公路聯外，無法負荷海空港龐大的運輸量。