Social evaluation of modern packaging could promote its sustainable development and be conducive to the theoretical researches of specialists and scholars. It could also improve the strategic choice ability of decision-makers and enhance the public degree of satisfaction and sense of responsibility. Therefore, it is essential to build social evaluation index system of modern packaging. Based on scientific and practical principles, combined with quantitative and qualitative analysis, hierarchy and dynamic principles, the evaluation index system consists of five first-grade indexes of environmental index, resource index, economic index, functional rating and safety index with their corresponding second-grade indicators.