If you buy Public Offering of Fund in China, it's time to buy it on Thursday. Generally, your share will be confirmed on Friday, and you will see the income next Monday. If you buy QDII funds, the share confirmation date is generally T+2, so you can only see the income changes on T+3.
T-day here refers to the trading day, which is the normal trading day of Shanghai Stock Exchange and Shenzhen Stock Exchange. In this Fund, T-day refers to the working day of subscription, conversion, redemption or other business applications.