信用分析周报（2026/3/2-2026/3/8）：节后交投复苏，收益率全曲线下行-20260308

Report Industry Investment Rating - Not provided in the report 2. Core Viewpoints of the Report - Amid the "asset shortage" of credit bonds, with interest rates continuously fluctuating at low levels and increasing difficulty in capital gain speculation, it is advisable to focus on the stable income value of high - coupon assets [4][48] - The optimization of the science and innovation bond mechanism by the Dealer Association marks the transition of inter - bank market science and innovation bonds from pilot exploration to mature development, facilitating the precise flow of market funds into hard - tech sectors and promoting the in - depth integration of technology, capital, and industry [13] 3. Summary by Relevant Catalog 3.1 This Week's Credit Hot Events - On March 2, 2026, the National Association of Financial Market Institutional Investors issued the "Notice on Further Optimizing the Mechanism of Science and Technology Innovation Bonds", which expands the scope of supported science and technology innovation - related titles, clarifies the standards for issuing science and technology innovation bonds based on the number of patents, manages the use of raised funds by science - and - technology enterprises in a hierarchical and classified manner, guides enterprises to issue medium - and long - term science and technology innovation bonds, enhances the convenience for equity investment institutions to issue such bonds, controls the risk of local government implicit debt, supports the development of "hard - tech" enterprises, encourages the improvement of the rating method system for the science and technology innovation industry, explores the introduction of information disclosure and liability agreement clauses based on agreements, and promotes the improvement of the investment - end mechanism [9][10][11] 3.2 Primary Market - This week, the net financing of traditional credit bonds (excluding asset - backed securities) was 124.3 billion yuan, a 165.8 billion - yuan increase from last week. The net financing of asset - backed securities was - 3.7 billion yuan, a 46.9 billion - yuan increase from last week [14] - By product type, the net financing of urban investment bonds was 54.7 billion yuan, an increase of 78 billion yuan; that of industrial bonds was 63.8 billion yuan, an increase of 63.9 billion yuan; and that of financial bonds was 5.9 billion yuan, an increase of 23.9 billion yuan [14] - In terms of issuance and redemption quantity, the issuance quantity of urban investment bonds increased by 117, and the redemption quantity increased by 9; the issuance quantity of industrial bonds increased by 99, and the redemption quantity increased by 17; the issuance quantity of financial bonds increased by 14, and the redemption quantity increased by 1 [17] 3.3 Secondary Market 3.3.1 Transaction Situation - The trading volume of credit bonds (excluding asset - backed securities) increased by 511.6 billion yuan compared with last week. Among them, the trading volume of urban investment bonds was 256.8 billion yuan, an increase of 116 billion yuan; that of industrial bonds was 364.9 billion yuan, an increase of 175.2 billion yuan; and that of financial bonds was 474.9 billion yuan, an increase of 220.4 billion yuan. The trading volume of asset - backed securities was 16.2 billion yuan, an increase of 8.7 billion yuan [19] - The turnover rate of credit bonds increased overall compared with last week. The turnover rate of urban investment bonds was 1.64%, a 0.74 - percentage - point increase; that of industrial bonds was 1.84%, a 0.88 - percentage - point increase; that of financial bonds was 3.03%, a 1.41 - percentage - point increase; and that of asset - backed securities was 0.43%, a 0.23 - percentage - point increase [19] 3.3.2 Yield - The yields of credit bonds with different ratings and maturities decreased to varying degrees compared with last week, with the 10 - year yield showing a larger decline. For example, the 1 - year AA, AAA -, and AAA + credit bond yields decreased by 3BP each; the 5 - year AA, AAA -, and AAA + credit bond yields decreased by 4BP, 3BP, and 3BP respectively; and the 10 - year AA, AAA -, and AAA + credit bond yields decreased by 6BP, 6BP, and 5BP respectively [24] - Taking the 5 - year AA + of each product type as an example, the yields of different products decreased to varying degrees. The yields of privately - issued industrial bonds and perpetual industrial bonds decreased by 3BP each; the yield of 5 - year AA + urban investment bonds decreased by 4BP; the yields of commercial bank ordinary bonds and secondary capital bonds decreased by 2BP and 1BP respectively; and the yield of 5 - year AA + asset - backed securities decreased by 3BP [26] 3.3.3 Credit Spreads - Overall, the credit spreads of the AA + electronics and textile and apparel industries widened significantly compared with last week, while the credit spreads of other industries and ratings fluctuated within 5BP. Specifically, the credit spreads of the AA + electronics and textile and apparel industries widened by 20BP and 13BP respectively [31] - For urban investment bonds, the short - term credit spreads within 3 years widened slightly, while the medium - and long - term credit spreads over 3 years compressed slightly. Regionally, most regions' urban investment spreads widened by no more than 6BP, with a few regions showing slight compression [35][37] - For industrial bonds, the long - term credit spreads compressed significantly, while the credit spreads of other maturities fluctuated within 3BP compared with last week [41] - For bank capital bonds, the credit spreads of bank Tier 2 and perpetual bonds with different maturities fluctuated within 3BP compared with last week [44] 3.4 This Week's Bond Market Public Opinions - The implied ratings of "Xiaojingkaiyou" issued by Hangzhou Xiaoshan Economic and Technological Development Zone State - owned Assets Management Co., Ltd. and "25 Jingkaiyou" issued by Zhejiang Hangzhou Bay Information Port High - tech Construction and Development Co., Ltd. were downgraded [45] 3.5 Investment Suggestions - In the context of the "asset shortage" of credit bonds, it is recommended to focus on the stable income value of high - coupon assets. For urban investment bonds, pay attention to entities such as Tianjin Urban Construction, Hubei Lianfa, etc. For industrial bonds, consider entities like Jinneng Electric Power and Yunnan Energy. For bank secondary capital bonds, focus on banks such as China Guangfa Bank and China Minsheng Bank. For other financial bonds, pay attention to entities such as Ping An Life Insurance and Cinda Asset Management [48]