"German 1-month Bund is a short-term government bond issued by the German government, also known as Schuldschein. The maturity of the Bund is 1 month, and it is a low-risk, low-yield investment tool.

Investors who buy German 1-month government bonds borrow money from the German government, and the German government pays investors interest and repays the principal at maturity. Interest rates on the bond are relatively low, but since it is issued by the German government, it is an extremely safe investment with minimal credit risk.

The issuance of German 1-month government bonds is handled by the German Federal Debt Administration (Bundesrepublik Deutschland - Finanzagentur GmbH). The government bonds are usually issued once a month, and investors can purchase them through securities brokers or financial institutions. The minimum amount to buy German 1-month Bunds is EUR 1,000 and there is no limit to the maximum amount.

The rate of return on this Treasury bond is relatively low, but due to its extremely low risk, many investors still use it as part of their investment portfolio. Germany's 1-month Bund has a relatively short maturity date and is therefore suitable for those looking for a short-term safe investment. At the same time, it can also be used as a portfolio stabilizer to help balance the risk of high-risk investments.

In short, the German 1-month government bond is a low-risk, low-yield short-term investment tool with a relatively low rate of return. However, due to its extremely low credit risk, many investors still regard it as a part of their investment portfolio. "