中国财政部发行91天期债券，规模300亿元，发行利率1.2110%，边际利率1.2473%，预期1.2800%，投标倍数3.28倍，边际倍数1.48倍；中国财政部发行20年期债券，规模400亿元，发行利率1.9200%，预期1.9100%，投标倍数4.03倍，边际倍数2.50倍；中国财政部发行30年期债券，规模830亿元，发行利率1.9000%，预期1.8800%，投标倍数3.15倍，边际倍数6.60倍。

Group 1 - The Ministry of Finance of China issued a 91-day bond with a scale of 30 billion yuan and an issuance rate of 1.2110%, with a marginal rate of 1.2473% and an expected rate of 1.2800%, achieving a bid-to-cover ratio of 3.28 times and a marginal ratio of 1.48 times [1] - A 20-year bond was issued with a scale of 40 billion yuan and an issuance rate of 1.9200%, slightly above the expected rate of 1.9100%, with a bid-to-cover ratio of 4.03 times and a marginal ratio of 2.50 times [1] - The Ministry also issued a 30-year bond with a scale of 83 billion yuan and an issuance rate of 1.9000%, exceeding the expected rate of 1.8800%, with a bid-to-cover ratio of 3.15 times and a marginal ratio of 6.60 times [1]