PDF万能大师

Universal PDF intelligent processing system v2.1 with 33 capabilities across 5 AI-powered cores, 4 professional extensions, 7 scenario barriers, 9 value-adds, and 5 gap-fillers + 3 new enterprise capabilities. Built on Docling/Marker/OpenParse enterprise-grade document intelligence stack. Features AI-driven fidelity conversion, enhanced OCR with professional templates, multimodal RAG Q&A, intelligent layout-preserving editing with font matching, PDF multi-document smart splitting, PDF→CAD conversion, cross-software collaboration layer, enterprise DRM with automated audit reports, batch contract comparison, and team password vault. Feishu Lark native. Every output includes time-cost comparison against manual work.