进出口行发行1年期债券，规模50亿元，发行利率1.2777%，预期1.5000%，投标倍数4.84倍，边际倍数3.22倍；进出口行发行3年期债券，规模40亿元，发行利率1.5359%，预期1.6000%，投标倍数4.98倍，边际倍数4.33倍。

Group 1 - The Export-Import Bank issued a 1-year bond with a scale of 5 billion yuan and an issuance rate of 1.2777%, with an expected rate of 1.5000%, a bid multiple of 4.84 times, and a marginal multiple of 3.22 times [1] - The Export-Import Bank issued a 3-year bond with a scale of 4 billion yuan and an issuance rate of 1.5359%, with an expected rate of 1.6000%, a bid multiple of 4.98 times, and a marginal multiple of 4.33 times [1]