kodbox, a lightweight, secure and stable private network disk. Can help you backup automatically, synchronize files, unlimited speed, unlimited, completely privatized. Support hundreds of formats online preview, one-click sharing, document watermarking, operation log, one-click retrospective historical version, permission settings and other functions. It provides users with online document management solutions for the full life cycle of file online storage and management, sharing and cross-platform access, groups and permissions, production flow, approval and archiving, etc.