ZTE CUDR(Cloud Unified Data Repository) solution realizes the unified storage and management of 2/3/4/5G/IMS network subscriber data. It supports two types of data: 1. Structured data, including 2/3/4/5G and IMS subscriber subscription data, network exposure data, application data and policy data, etc. 2. Unstructured data, including service session data and subscriber state information, etc. ZTE CUDR solution adopts cloud native and micro-service architecture, and supports the unified management and maintenance of structured and unstructured data. It realizes unified access control, unified distributed management and control, and unified data consistency maintenance functions. It has the following advantages: 1. Highly reliable and secure, build a careless network. 2. Huge capacity, high performance, decrease CAPEX. 3. Uniformed management and maintenance, decrease OPEX. 4. Flexibility and Openness, increase data value.