A visitor (2nd R) learns about a humanoid robot displayed at the 4th International Summit on BDS Applications in Zhuzhou, central China's Hunan Province, Sept. 24, 2025. The 4th International Summit on BDS Applications kicked off here on Wednesday.

In addition to the opening ceremony, there are also a high-end keynote speech, thematic forums, academic exchanges and a demonstration exhibition, among other activities, to showcase the deep integration of the large-scale application of BDS with the economy and society. (Xinhua/Chen Sihan)