A Streamlit web application for analyzing Chinese mutual funds with real-time net value estimation.

• Fund basic information display
• Top 10 holdings visualization
• Real-time net value estimation based on weighted holdings
• Configurable auto-refresh
• Graceful error handling with cached data

1. Clone the repository
2. Create .streamlit/secrets.toml:

   [tushare]
   token = "your_tushare_token_here"

3. Install dependencies: pip install -r requirements.txt
4. Run: streamlit run app.py

1. Push code to GitHub (.streamlit/ is gitignored)
2. Connect repository to Streamlit Cloud
3. Add secrets in App Settings → Secrets:

   [tushare]
   token = "your_token_here"

4. Deploy

1. Enter fund code (e.g., 000001.OF)
2. Click "查询" to fetch data
3. View fund info, holdings, and estimated net value
4. Configure auto-refresh in sidebar

• app.py: Main Streamlit UI
• data_fetcher.py: Data layer (Tushare + fallback)
• calculator.py: Business logic (net value estimation)