Yantai is an important port city in the Bohai Rim region and a national historical and cultural city. Yantai is located in East China and the northeast of Shandong Peninsula, bordering Weihai in the east, Weifang and Qingdao in the west, the Yellow Sea in the south, the Bohai Sea in the north, facing Liaodong Peninsula, and Dalian across the sea. Its coastline is 909 kilometers long, bordering the Bohai Sea and the Yellow Sea, and has 63 islands [5]. It is an important node city in the Bohai Rim Economic Circle and Jiaodong Economic Circle, and a key port city under the national strategy of "the the Belt and Road". The mountains are clear and the waters are beautiful, the climate is pleasant, and there are rich natural and cultural landscapes. Especially in summer, the sea breeze soothes the face, refreshing and pleasant; The mountain flowers are blooming and refreshing; The sea, light, and mountain colors complement each other.