1. View fund contract: open the fund contract of the rolling holding fund you invested in. Fund contracts usually specify the redemption terms of funds in detail, including the time and method of redemption window.
2. Visit the website of the fund company: enter the official website of the fund company and log in the account. In the account page or related options, look for relevant information about redemption. Fund companies usually provide the specific time and method of redemption window.
3. Contact customer service: If you can't find the information of the redemption window on the website of the fund company, you can contact the customer service department of the fund company. They can provide specific exchange window time and method and answer any questions you may have.
4. Search for fund announcements: Some fund companies will issue redemption window notices through announcements or other channels. You can search related fund news, announcements or market consultation to obtain redemption window information.
It should be noted that the redemption window of rolling holding funds may be different according to different fund companies and fund products. Therefore, it is best to refer to the fund contract and official information of the fund company to obtain the most accurate redemption window information.