In the K-line chart analysis window, double-click the K-line of the day you want to view with the left mouse button, and the time-sharing chart of the day will automatically pop up. Click "Operation" in the lower right corner of the time-sharing chart, and another window will pop up. Select "Multi-day Time-sharing Chart" in the newly-opened window, and the next menu will pop up, where you can select 2 to 20 days to carry out multi-day time-sharing chart.

Tongda letter is an effective securities investment analysis system for securities institutions and investors. All-round functional integration, professional and exquisite interface expression, and unique and exquisite innovative design fully explain the profound professional background and unique brand style of Tongda letter. The key to the success of businesses is to meet the needs of customers, and Tongda letter always takes market demand as the product research and development orientation. The research and development of its products draws lessons from the advanced investment concept embodied by the international mainstream software of the same kind, and integrates Tongda's long-term profound understanding of China's securities market.