Core Viewpoint - The interbank major bond yields have declined across the board as of October 30, indicating a potential shift in the interest rate environment [1] Group 1: Yield Changes - The yield on the 10-year government bond active note "250016" decreased by 1.05 basis points, reaching 1.8025% [1] - The yield on the 10-year policy bank bond active note "250215" fell by 0.7 basis points, settling at 1.882% [1] - The yield on the ultra-long bond active note "2500006" dropped by 1.25 basis points, now at 2.1635% [1]

Group 1 - The bond market has shown resilience in September, but some ultra-long bond yields have slightly increased against the trend, with "bond switching" becoming a key factor driving market movements [1][2] - As of September 4, the yield on the 10-year government bond (active bond 250011) rose by 0.75 basis points to 1.755%, while the 30-year government bond (active bond 2500002) increased by 1.15 basis points to 2.0085% [1] - The trading volume of the ultra-long government bond "25 Ultra Long Special Government Bond 06" has surged, with nearly 900 trades over three consecutive days, indicating a shift in market focus towards new bonds [2][3] Group 2 - The process of "bond switching" typically involves a shift in market pricing towards newly issued bonds due to their interest rate advantages and improved liquidity, leading to a decline in trading volume of older bonds [3] - The issuance schedule for the 30-year ultra-long special government bonds is relatively fast, with three more issuances planned in September and October, suggesting a potential for higher cost-effectiveness in pre-switch configurations [3] - The trading behavior indicates that the main sellers of ultra-long bonds are insurance funds and mutual funds, while banks and brokerages are the primary buyers, reflecting a strategic shift in market participation [3][6] Group 3 - Market sentiment appears to be at a short-term turning point, influenced by the "stock-bond seesaw" effect, with overall bond market performance being strong despite the rapid rise in long-end bond yields at the end of the trading day [6] - Future fluctuations in ultra-long bond rates may require stronger consensus expectations, potentially driven by a systemic weakening of market risk appetite or additional monetary easing from the central bank [6] - If the stock market continues its consolidation phase, the bond market is expected to remain within a volatile range, while a stock market recovery could test the upper limits of current bond market fluctuations [6]