On the bill of HSBC, DR refers to debit record in financial accounting, which is full name of DR-Music d entertainment. DR stock means that when the word DR appears before the stock name, it means that the day is the ex-dividend date and ex-dividend date of this stock.

D stands for dividend and R stands for right. Some listed companies not only pay dividends, but also send bonus shares or allotment, so there is a phenomenon of ex-dividend and ex-dividend at the same time.

Depositary receipts, also known as deposit receipts or stocks, refer to negotiable certificates representing the securities of foreign companies circulating in a country's securities market, and belong to financial derivatives within the scope of corporate financing business.