The creditor company refers to the main contract in the ten-year treasury bond futures. Ten bonds refer to ten-year treasury bonds futures, and principal bonds refer to main contracts, which are the most actively traded contracts in the same kind of futures. The contract month of treasury bond futures is the last three quarterly months, that is, the last three-month cycle of March, June, September and 65438+February. The main contract generally refers to the contract closest to the current month.

Extended data:

National debt (national debt; Government loan, also known as national bond, is a creditor-debtor relationship formed by the state on the basis of its credit and in accordance with the general principles of debt.

National debt is a bond issued by the state, a government bond issued by the central government to raise financial funds, and a debt certificate issued by the central government to investors, which promises to repay the principal and interest within a certain period of time. Because the issuer of national debt is the country, it has the highest credit and is recognized as the safest investment tool.

China's national debt refers to the national debt issued by the Ministry of Finance on behalf of the central government. Guaranteed by the national financial reputation, the credibility is very high. It has always been called "Phnom Penh bond", and cautious investors like to invest in government bonds. There are three kinds of bonds: voucher bonds, bearer bonds and book-entry bonds.

The occurrence, change and elimination of the legal relationship of national debt mostly reflect the unilateral will of the state. Although the legal relationship of national debt is equal to other financial legal relationships, it shows a certain subordinate relationship compared with the general creditor-debtor relationship, which is more obvious in the legal relationship of domestic debt.

The creditors of national debt can be citizens, legal persons or other organizations at home and abroad, or the government and international financial organizations of a certain country or region, while the debtors can only be countries. National debt is the creditor-debtor relationship with the highest credit rating and the best security. National debt is voluntary, paid and flexible. National debt has the characteristics of security, profitability and liquidity.

Securities are the general name of all kinds of economic rights and interests certificates, and also refer to specialized products, which are legal certificates used to prove that the holder enjoys certain rights and interests.

Securities mainly include capital security, currency securities and commodity securities. In a narrow sense, securities mainly refer to securities products in the securities market, including property market products such as stocks, debt market products such as bonds, and derivative market products such as stock futures, options and interest rate futures.