市场震荡上行，大盘股占优，电子增强组合超额明显

• The report highlights the performance of the A-share market, with the CSI A50 leading the gains and the ChiNext Index showing strong performance[1][6] - The Dividend Enhanced Portfolio outperformed the CSI Dividend Total Return Index, with the Central SOE High Dividend 30 Portfolio and the Balanced Dividend 50 Portfolio achieving weekly excess returns of approximately 0.41% and 0.75%, respectively[6][21] - The Electronic Enhanced Portfolio also outperformed the Electronic Total Return Index, with the Electronic Balanced Allocation Enhanced Portfolio and the Electronic Sector Preferred Enhanced Portfolio achieving weekly excess returns of approximately 1.78% and 1.53%, respectively[6][29]