企业对外投资活力指数

依托企业历年对外投资的相关数据，通过建模分析企业对外投资行为和结果，实现该企业年度对外投资活力指数，指数越大，对外投资活力越强。

Based on the relevant historical foreign investment data of the enterprise, this dataset conducts modeling and analysis on the enterprise's foreign investment behaviors and outcomes, to construct the annual foreign investment vitality index for the enterprise. The higher the index value, the stronger the enterprise's foreign investment vitality.