China has restrictions on geographic information data and uses a data blurring algorithm that adds random offsets to latitude and longitude data for national security purposes. You need to buy ferry tickets in advance to go to Gulangyu Island. Please follow the ferry company’s WeChat official account (xmferry) and buy ferry tickets 7-15 days in advance. If you still haven’t bought a ferry ticket when you are about to travel, please contact the hotel 1 day in advance for consultation.