Abstract: With the coming of the era of knowledge economy, human capital assessment is becoming increasingly important. From option theory,the paper defines the basic concepts and features of the human capital`s real compound option. Taking into account the multi-stage features of the human capital management activities, the paper constructs human capital value of real compound option evaluation model. The establishment of the assessment model of human capital will directly provide scientific theories and methodology to enterprises' human capital and salary management system, facilitating the discovery of human capital potentials and the improvement of work efficiency.