The best route for you two: take the airport bus from Zhuhai Airport and get off at Gongbei, Zhuhai. The fare is 2 yuan, and Gongbei takes bus No.4 to Kyushu Port. It takes 1.5 by local bus and 2.5 by air conditioning. The whole journey takes 1.5 hours. It takes about an hour by taxi. For a return trip to 4 yuan in general, a special trip may cost more than 6.