Group 1 - The core view of the report indicates that the performance of various fixed income plus (固收+) products has improved, with mixed, convertible, and stock-type funds recording increases of 0.40%, 0.35%, and 0.42% respectively in February [2][12] - The report defines fixed income plus funds as those with an average equity position below 40% over the past four quarters, categorizing them into stock-type, convertible-type, and mixed-type based on their equity asset types [2][11] - The report highlights that the fixed income plus fund's exposure to bond convexity and credit risk has increased, while the duration allocation has slightly risen [3][18] Group 2 - The fixed income plus fund selection strategy has yielded a performance that outperforms the secondary bond index by 0.57% year-to-date, although it underperformed the index by 0.03% in the current month [4][26] - The report notes that the overall credit exposure of pure bond funds has been adjusted upwards, while the convexity exposure has been significantly reduced [5][42] - The pure bond fund selection strategy has achieved a return of 0.18% in February, which is in line with the mid-to-long-term pure bond fund index [46][34]