3月23日烟台三亚两市签署了《旅游联盟合作协议》,结为旅游联盟城市。烟台和三亚都是国内知名的滨海旅游城市,烟台是北方著名的避暑旅游热点城市,且经济发达,休闲度假出游率高。三亚地处中国海南,旅游资源丰富,是著名的冬季旅游热点城市。两市旅游资源具有很强的互补性,建 March 23 Sanya, Yantai, the two cities signed a “tourist union cooperation agreement”, became a tourist city of Union. Yantai and Sanya are both well-known coastal tourist cities in China. Yantai is a famous hot summer heat tourist city in the north of the country with a developed economy and high leisure travel rate. Sanya is located in Hainan, China, rich in tourism resources, is well-known winter tourist city. The two cities have strong tourism resources complementarity, built