信用利差周度跟踪：中短久期中高等级信用利差上行，长久期信用债表现强势-20250601

Report Summary 1. Investment Rating of the Industry The provided content does not mention the industry investment rating. 2. Core View of the Report Interest rate adjustments have led to a divergence in the performance of credit bonds, with the spreads of medium - and short - term high - grade credit bonds widening, while long - term credit bonds have shown strong performance. The spreads of urban investment bonds have fluctuated narrowly, with weaker platforms performing well. Most industrial bond spreads have declined, but coal bonds and private real estate bonds have seen an increase in spreads. The yields of Tier 2 and perpetual bonds have mostly risen, and the spreads of 5 - year medium - and low - grade varieties have compressed. The excess spreads of 3 - year industrial and urban investment perpetual bonds have compressed, while the spreads of 5 - year urban investment bonds have rebounded [3]. 3. Summary by Directory 3.1 Interest Rate Adjustments Lead to Divergence in Credit Bond Performance, with Widening Spreads of Medium - and Short - Term High - Grade Bonds This week, the yields of interest - rate bonds have slightly rebounded. The yields of 1Y, 3Y, and 5Y China Development Bank bonds have increased by 2BP, and those of 7Y and 10Y bonds have increased by 1BP. The yields of medium - and short - term high - grade credit bonds have adjusted, while most other varieties have continued to decline. Credit spreads have mostly declined, with the largest decline in 7Y varieties, and the spreads of medium - and short - term high - grade bonds have widened. Rating spreads and term spreads have mostly declined [3][6]. 3.2 Narrow Fluctuations in Urban Investment Bond Spreads, with Good Performance of Weaker Platforms This week, the spreads of urban investment bonds have fluctuated narrowly, with some differentiation among different regions. The credit spreads of externally rated AAA - level platforms have increased by 1BP, those of AA + - level platforms have remained basically flat, and those of AA - level platforms have decreased by 1BP. When classified by administrative level, the spreads of provincial - level platforms have increased by 1BP, while those of municipal and district - level platforms have remained basically flat [3][10][17]. 3.3 Most Industrial Bond Spreads Decline, while Coal Bonds and Private Real Estate Bonds See an Increase in Spreads Most industrial bond spreads have declined, but coal bonds and private real estate bonds have seen an increase in spreads. This week, the spreads of central and local state - owned real estate bonds have increased by 0 - 1BP, the spreads of mixed - ownership real estate bonds have decreased by 2BP, and the spreads of private real estate bonds have increased by 40BP. The spreads of AAA - level coal bonds have increased by 9BP, those of AA + - level bonds have remained flat, and those of AA - level coal bonds have increased by 1BP. The spreads of steel and chemical bonds at all levels have declined by 0 - 3BP [3][15]. 3.4 Yields of Tier 2 and Perpetual Bonds Mostly Rise, with Compressed Spreads of 5 - Year Medium - and Low - Grade Varieties This week, the yields of Tier 2 and perpetual bonds have mostly risen, and the spreads of 5 - year medium - and low - grade varieties have compressed. Specifically, the yields of 1Y AAA - and AA + commercial bank Tier 2 capital bonds have increased by 4BP, and the yields of AA - level bonds have increased by 2BP, with spreads increasing by 0 - 2BP. The yields of 3Y Tier 2 capital bonds at all levels have increased by 4 - 6BP, and the spreads have increased by 2 - 4BP. The yields of 5Y AAA - and AA + Tier 2 capital bonds have increased by 1 - 2BP, and the spreads have decreased by 0 - 1BP, while the yields of AA - level bonds have decreased by 1BP, and the spreads have compressed by 3BP [27][28]. 3.5 The Excess Spreads of 3 - Year Industrial and Urban Investment Perpetual Bonds Compress, while the Spreads of 5 - Year Urban Investment Bonds Rebound This week, the excess spreads of 3 - year industrial AAA perpetual bonds have decreased by 2.18BP to 9.53BP, at the 11.52% percentile since 2015. The excess spreads of 5 - year industrial AAA perpetual bonds have remained flat at 9.22BP, at the 10.27% percentile since 2015. The excess spreads of 3 - year urban investment AAA perpetual bonds have decreased by 1.12BP to 4.31BP, at the 0.37% percentile. The excess spreads of 5 - year urban investment AAA perpetual bonds have increased by 1.37BP to 10.30BP, at the 9.54% percentile [31]. 3.6 Explanation of the Credit Spread Database Compilation The overall market credit spreads, commercial bank Tier 2 and perpetual spreads, and urban investment/industrial perpetual bond credit spreads are calculated based on ChinaBond medium - and short - term notes and ChinaBond perpetual bond data. The historical percentiles are calculated since the beginning of 2015. The credit spreads of urban investment and industrial bonds are compiled and statistically analyzed by Cinda Securities R & D Center, with historical percentiles also calculated since the beginning of 2015. Specific calculation methods and sample selection criteria are also provided [38].