I am in Xiamen, and all the places you choose are free. Unless you want to buy some special products, the cost is entirely up to you. The hotel has dozens of serviced apartments for one or two hundred nights. It is recommended to look at the group buying network hotel. Whether to eat or not depends on what you eat. Take Zhongshan Road Food Street as an example. Steak 15 yuan, fried seafood 10 yuan, and barbecue. Almost all the places you go are gathered together. Nanputuo is a place for physical and mental rest. Worship God and burn incense. Look at the turtles and fish in the lake. The mountain is so small that you can see through it at a glance. The visit won't take long unless you want to sit inside and make tea. You can visit the brand shops in Zhongshan Road, have breakfast in Huangze River, and taste special snacks in Zhongshan Road Food Street and Taiwan Province Food Street near the ferry. It may take half a day. It is recommended to go shopping in the late afternoon, which is more lively and prosperous at night. There are many buildings in Gulangyu, and the price of food is popular. It doesn't take half a day. If you go at night, you will be blackened, and you will feel dizzy if you are unfamiliar. There are watching the sea, barbecues by the sea, and entertainment facilities, and several people ride bicycles together.