Supply and Demand Dynamics - The total supply of long-term government bonds in 2026 is projected to be between 6.5 trillion and 7.2 trillion yuan, slightly higher than the 6.4 trillion yuan in 2025[2][4]. - The issuance of long-term government bonds has increased significantly since 2019, with the proportion of bonds with a maturity of over 10 years rising from less than 5% before 2019 to around 25% in recent years[2]. Market Behavior and Trends - From November 20 to December 15, 2025, net sales of bonds with maturities over 10 years totaled 659 billion yuan by brokerages, with funds also selling 458 billion yuan during the same period due to relative ranking pressures[1]. - The yield on 10-year government bonds rose from 1.81% to 1.87%, while the yield on 30-year bonds increased from 2.14% to 2.28%, leading to a widening yield spread of 43 basis points[1]. Issuance Patterns - In 2025, the issuance of special government bonds accounted for 1.3 trillion yuan, while ordinary long-term bonds totaled 211 billion yuan, indicating a shift towards longer maturities[3]. - The issuance of long-term local government bonds peaked in the first quarter of 2025, with significant amounts issued in subsequent months, reflecting a balanced issuance rhythm throughout the year[5][6]. Institutional Demand and Capacity - Major banks have been net sellers of long-term government bonds, with cumulative net sales of 3.58 trillion yuan for large banks and 2.79 trillion yuan for joint-stock banks in 2025[8]. - Insurance companies have emerged as significant buyers of long-term bonds, with net purchases of 2.36 trillion yuan in long-term government bonds and 1.88 trillion yuan in local bonds in 2025[9]. Future Outlook - The demand for long-term government bonds in 2026 may be constrained by potential declines in insurance premium growth and regulatory pressures on asset management products, which could limit their capacity to absorb new issuances[10][11]. - The market's ability to improve the supply-demand structure will be crucial for the performance of long-term bonds, with potential adjustments in bank capacity and central bank interventions being key factors to watch[12].