Big data, as an advanced production technology, can, to a certain extent, explain the transformation of state-to-state relations. This paper uses Germany’s bilateral relations with the Middle East as an example to explore the specific application of big data technology in the transformation of state relations. Data-driven data visualization, automatic text analysis, social network analysis, and other analysis techniques of national relationship change are first summarized. Then, the change in Germany’s relationship with the Middle East countries is analyzed based on social networks. The social network data analysis process is designed, and the K-means temporal clustering algorithm is used to analyze Germany’s relationship with the Middle East countries from the time dimension. The data processing of the GDELT database, Germany and the Middle East countries during the period of 2004-2023 in the cooperation category of events and conflict category of events, Germany and the Middle East countries conflict relationship is divided into two phases of 2004~2013 and 2014~2023, and the cooperation relationship is divided into two phases of 2004~2016 and 2017~2023.