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How does Guangdong Weibo System view its own data?
Electronic document management system.

The system adopts PDF 1.4(PDF/A- 1) technology and electronic signature technology, and the file format of electronic document GB/T23286. 1-2009 is the first part of file management, which realizes the long-term preservation and electronic signature of electronic files, and has the characteristics of paper files and can be read without any management system.