本研究探討台灣的金融控股公司併購壽險公司對壽險業績及財務績效的影響，以中國信託金融控股公司(以下簡稱中信金)於 2011年至 2015 年之併購大都會人壽、宏利人壽及台灣人壽為研究對象，研究資料期間涵蓋2005 年至2017年。
本研究結果歸納為以下五點：
1. 併購後壽險業績倍數成長
2. 併購初期之年營收成長率、稅後淨利率及EPS大幅成長，惟近二年（2016~2017）成長趨緩，但大致上仍高於併購前六年之營業績效。
3. 併購初期之ROA及稅後淨值報酬率小幅成長，近二年（2016~2017）成長趨緩
4. 併購後負債比率小幅上升，償債能力稍有變弱，但仍穩定在100％以下。

This study explores the impact of China Trust Financial Holdings' acquisition of MetLife, Manulife Life and Taiwan Life on life insurance performance and financial performance from 2011 to 2015. The research data period covers 2005 to 2017. The results of this study are summarized into the following fore points：
1. Life insurance performance multiple growth after mergers and acquisitions
2. The annual revenue growth rate, after-tax net profit margin and EPS growth in the initial stage of the merger were slow, but the growth in the past two years has slowed down. Generally, it is still higher than the business performance of the first six years before the merger.
3. The ROA and net after-tax return rate in the initial stage of the merger increased slightly, and the growth slowed down in the past two years.
4. After the merger, the debt ratio was slightly weaker, but the debt capacity was slightly weaker, but it remained stable below 100%.

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