The CnOpenData Snowball Listed Company News Real-time Update Database systematically collates information and announcements regarding listed companies on the Snowball platform. It encompasses multidimensional content including corporate significant events, market hotspots, investment research perspectives, and interactive commentary. The database retains the full text of news and announcements, particularly preserving original content for extensive articles, thereby providing researchers and industry practitioners with traceable and verifiable textual materials.
Data Uniqueness:
- Multi-source Integrated Information: Simultaneously covers news and announcements, integrating market media coverage with corporate self-disclosed information to form a panoramic perspective.
- Real-time Update Mechanism: Data is updated in real-time, ensuring researchers and institutions can promptly capture market intelligence and announcement information, facilitating high-frequency research and event-driven analysis.
- Full-text Content Preservation: Specifically preserves lengthy articles to ensure research reproducibility and feasibility for text mining.
Data Application Value:
- Capital Market Research: Scholars can investigate the relationship between information disclosure and stock price volatility, as well as investor behavior, based on timestamps of announcements/news and interaction metrics.
- Sentiment and Diffusion Analysis: Leveraging user interaction volume and comment texts, researchers can quantitatively study investor sentiment diffusion pathways and market information dissemination efficiency.
- Text Mining and Natural Language Processing: Complete retention of long texts provides rich corpora for machine learning and artificial intelligence research, enabling applications such as information extraction, sentiment analysis, and topic modeling.
- Corporate and Industry Monitoring: Industry users can utilize real-time updated data to track corporate developments, industry trends, and investment opportunities, supporting investment research and decision-making.
The CnOpenData Snowball Listed Company News Real-time Update Database integrates real-time capabilities, content completeness, and interactive dimensions. It serves as both a critical data source for market research and investment analysis, and provides high-quality raw textual materials for academia. Whether for financial economics research, investment strategy development, or text mining and AI applications, this database delivers robust data support.
Time Coverage
As of September 2025 (real-time updates)
Field Display
Sample Data
Data Update Frequency
Real-time updates