Abstract:Taking listed companies in 2015-2020 as a sample, the paper tests the direct influencing mechanism of CEO power on enterprise technical capital accumulation and the adjustment mechanism of CEO technical expertise.. The result displays that:(1)CEO comprehensive power and all dimension power significantly promote enterprise technology capital accumulation and the role degree of CEO structure power and expert power is greater than its ownership power and reputation power; (2) The adjustment effect of CEO technical expertise on CEO comprehensive power, all dimension power and enterprise technology capital accumulation are significant and the adjustment degree on its structural power and expert power is greater than its ownership power and reputation power; (3) Large-scale and CEO stock option incentive enterprises, the direct effect of CEO power and the regulation effect of CEO technical expertise are significantly higher than that of small and CEO restricted stock incentive enterprises. The above conclusions have multiple reference significance for listed companies to accurately grasp the characteristics of CEO, stimulate CEO technology potential, optimize CEO power allocation, build a scientific CEO appointment and incentive mechanism, expand technology capital scale and enhance the ability of continuous independent innovation.