Porter’s theory of “diamond model” was taken as the theoretical basis to analyze the competitiveness of packaging cultural and creative industry. By taking the development status of Yunnan packaging cultural and creative industry as an example, the significant influences of packaging cultural and creative industry on regional economic growth, related industrial growth and urban competitiveness were analyzed. According to the research status of cultural and creative industry competitiveness domestic and overseas, the following proposals could be considered to motivate and build packaging cultural and creative industry cluster with core competitiveness by promoting industry integration and interaction between creative industry and traditional industry, improving the industrial chain, optimizing the industrial development environment, expanding the investment and financing channels, accelerating the industry park development, building talents highland and so on.