What does it mean to waste time in Xiamen and not go to Gulangyu Island?

Not going to Gulangyu is equivalent to not coming to Xiamen. Gulangyu Island is called Sea Garden. The climate on the island is pleasant, there are no horses and chariots, and birds and flowers are fragrant. It has always been said that it is a waste of time to go to Xiamen to play Gulangyu, which means Gulangyu represents Xiamen. Not going to Gulangyu is equivalent to not coming to Xiamen. Gulangyu Scenic Area is a national 5A-level tourist attraction, a national key cultural relic protection unit, a world cultural heritage list, a national scenic spot and a national civilized scenic spot. Gulangyu Island is the largest island in Xiamen, with many Chinese and western buildings and short streets.