国开行发行3年期债券，规模85亿元，发行利率1.5274%，预期1.5800%，投标倍数2.21倍；国开行发行7年期债券，规模20亿元，发行利率1.6676%，预期1.6900%，投标倍数5.03倍，边际倍数1.47倍。

Group 1 - The China Development Bank issued a 3-year bond with a scale of 8.5 billion, an issuance rate of 1.5274%, and a bid-to-cover ratio of 2.21 times [1] - The China Development Bank also issued a 7-year bond with a scale of 2 billion, an issuance rate of 1.6676%, and a bid-to-cover ratio of 5.03 times, with a marginal bid-to-cover ratio of 1.47 times [1]