With the May Day holiday approaching, securities companies have been actively publishing guides on how to operate treasury bond reverse repurchase agreements, offering investors flexible options for short-term capital allocation during the break. A treasury bond reverse repo is a short-term financial product where individual or institutional investors lend out funds through the treasury bond repurchase market to earn fixed interest income. For investors holding securities accounts, it is a common choice for managing idle cash and obtaining short-term returns. According to the holiday market closure schedule of the Shanghai and Shenzhen stock exchanges, A-shares will be closed from May 1 to May 5, with normal trading resuming on May 6. Recently, multiple securities firms have released operational guides for treasury bond reverse repos to help investors put their idle funds to work and earn returns over the holiday. A staff member from Ping An Securities explained that investors who conduct treasury bond reverse repos before the holiday can earn returns for multiple days. The product has a low entry threshold, with a minimum participation amount of 1,000 yuan and transaction amounts required to be in multiples of 1,000 yuan. Returns are relatively stable; for example, the daily annualized yield for a one-day reverse repo in Shanghai is around 1.4%. Investors can simply enter the "trade" interface in their brokerage app, input the interest rate and amount, and place an order. Upon maturity, the principal and interest are automatically credited without manual operation, making it convenient and hassle-free. Li Yong, Chief Fixed Income Analyst at Soochow Securities, stated that compared to common tools like money market funds and bank wealth management products, treasury bond reverse repos offer several advantages. First, they are highly secure, as they are backed by high-credit-quality bonds such as treasury bonds and are guaranteed by China Securities Depository and Clearing Corporation Limited as the central counterparty, minimizing credit risk and fully protecting investors' principal. Second, they offer strong liquidity, with flexible tenors ranging from one day to seven days. Funds are available for securities trading on the maturity date and can be transferred out the following day, ensuring high efficiency in fund management. On April 29, visits to several securities firm branches in Beijing revealed that one investor on-site mentioned that in the past, idle funds in their account during market closures only earned negligible demand deposit interest. After learning about treasury bond reverse repos, they found it to be an ideal holiday investment tool. Although the absolute returns are not very high, it is valued for its safety and flexibility. Now, whenever there are idle funds in the account, especially before quarter-ends or holidays, they execute a reverse repo transaction. Li Yong further noted that in terms of yield, key periods such as before statutory holidays (e.g., Labor Day, National Day, Spring Festival), month-ends, quarter-ends, and year-ends usually see higher yields on treasury bond reverse repos, making them ideal windows for investment. In terms of suitability, treasury bond reverse repos are mainly suitable for investors with temporary idle funds, conservative investors with low risk tolerance, and enterprises or individuals with clear short-term liquidity plans. By purchasing reverse repos of different tenors, investors can achieve precise cash flow management and short-term asset appreciation. From an industry trend perspective, several securities firms have recently renamed their treasury bond reverse repo businesses in trading systems and client agreements, changing the term from "treasury bond reverse repo" to "general bond pledge-style repo" or "general reverse repo." Yu Fenghui, Senior Researcher at Pangoal (Beijing) Information Consulting Co., Ltd., commented that the essence of the renaming is to align the business name more accurately with the actual transaction. In practice, the collateral for this business is not limited to treasury bonds but also includes local government bonds, policy financial bonds, and corporate or enterprise bonds that meet the pledge standards of China Securities Depository and Clearing. The updated name is more standardized, helping investors understand the product's nature more clearly and avoid cognitive limitations due to the term "treasury bond," thereby enabling more rational use of this tool for short-term fund management.