The project focuses on the inheritance and development of Chinese+marine vocational skills, mainly covering three parts: First, communication Chinese and professional Chinese. Based on the concept of "Chinese+vocational skills", the teaching content has been prepared in the background of fishing grounds, covering both basic Chinese in daily communication and the history of marine development, leading students to understand Chinese and understand the sea. Second, theme lectures. Thematic lectures include marine culture, traditional fishing techniques, marine animal identification, marine animal breeding, future industrial development, etc., to comprehensively understand the development of the ocean and marine industry. Third, cloud based visits. Cloud based visits include visits to the campus of Rizhao Vocational and Technical College, the aquatic product market, Rizhao Ocean Park, etc., to intuitively feel the development status of the marine industry in Rizhao City and our school.