RdbPlus takes real-time database as the core, supports wide area distributed communication networking, so as to build a large-scale distributed SCADA platform. Each node provides data acquisition gateway service (I/O Server), real-time data service (Rdb Server), massive historical data storage and retrieval, production condition graphics configuration and WEB publishing graphics system, and opens API (C/C++, C#, Java) and WebSocket interfaces for third-party access, so as to facilitate industrial data exploring and analysis.