国债期货收盘，30年期主力合约涨0.28%

Group 1 - The core viewpoint of the news is the performance of government bond futures, indicating a positive trend in long-term contracts [1] - The 30-year main contract increased by 0.28%, reflecting investor confidence in long-term securities [1] - The 10-year main contract rose by 0.06%, suggesting a stable outlook for mid-term investments [1] - The 5-year main contract saw a slight increase of 0.04%, indicating a modest demand for shorter-term bonds [1] - The 2-year main contract remained largely unchanged, suggesting stability in the short-term interest rate environment [1]