从一张胸片说起，北京为释放数据价值和安全治理有何尝试？

Core Insights - The Beijing government is exploring data security governance for personal, enterprise, and public data to enhance service delivery and convenience [3][4] Group 1: Personal Data - The core issue with personal data is the lack of unified anonymization standards, which creates concerns for data circulation among enterprises [3] - Beijing is collaborating with hospitals to create public datasets from chest X-ray imaging data, aiming to balance patient safety and research needs [3] Group 2: Public Data - Balancing public interest and commercial utilization of public data is a key challenge, with no unified regulations on authorization and pricing [3][4] - The Beijing government has adopted a decentralized authorization approach for public data, particularly in the financial sector, and is considering whether to expand this or shift to centralized authorization [3] Group 3: Enterprise Data - Trust is crucial for enterprise data circulation, and external factors significantly influence its value [5] - Beijing is utilizing blockchain technology to establish a value-added collaboration network to enhance trust among enterprises, particularly in the steel industry where strong interconnections exist [5]