This paper focuses on the homogenization of domestic cultural tourism product design, focusing on its low level of industrialization and marketization, and is committed to building a systematic, applicable, and efficient multi subject innovation and joint development model of cultural tourism products. Based on the theories of cultural tourism products, innovation consortia and product value chain, this paper discusses the construction and operation of the multi subject innovation and joint development model of cultural tourism products from the aspects of its connotation, characteristics, structure and operation mechanism. This paper summarizes the concept of the multi subject innovation and joint development model of cultural tourism products, constructs the operation mechanism of the multi subject innovation and joint development model of cultural tourism products, and puts forward suggestions for the development of cultural tourism products.