Abstract:The international tourism cooperation along the Silk Road began in 1990's, and strengthening tourism cooperation and expanding the scale of eco-tourism have become the highlights of the cooperation of the Belt and Road Initiative. It is of great significance to establish the international eco-tourism zone along the Belt and Road, based on natural and cultural eco-tourism resources, and set up International Eco-tourism Network, develop eco-tourism as green industries and one of the leading sectors of the national economy. These are not only to promote the overall development of tourism resources, but also can solve the dilemma of ecological fragmentation and economic backwardness. By implementing the ecological civilization tourism mode and comprehensive tourism mode, it is designated to realize the general goal of international ecotourism zone, i.e., constructing two centers, four belts, and seven areas, and shape the tourism industry into a strategic leading industry of international tourism collaboration, thus promote China's ecological economy and tourism industry transformation and upgrading. This paper tries to put forward 7 suggestions, through top-level design to promote the establishment of the International Ecotourism Alliance of the Belt and Road and demonstration areas; to strengthen infrastructure and tourism facilities interconnection; to establish the financial support system through government administrations; to build international ecological tourism brand; to actively expand international cooperation; to protect forest resources through dynamic monitoring and evaluation; to strengthen the construction of international talents team and supporting ability for science and technology, consequently to provide reference for ecotourism development strategy of the Belt and Road Initiative.