rootbrowseIAC-21B5session 33. Satellite Commercial ApplicationsPapers1. Affordable commercial access to Spy satellite quality imagery4. ESA BUSINESS APPLICATIONS SUPPORTING DEVELOPMENT AND SUSTAINABILITY1005. Research on the application and demand of maritime affairs under the National PNT system based on Beidou system1006. research on video moving target detection algorithm based on improved target detection network1007. Satellite application of the Land-Sea-Air-Space integrated maritime traffic safety and rescue system in China