Based on the perspective of supporting entity, this paper constructs the evaluation index system of the growth environment of innovative talents in packaging industry from the four dimensions of government supporting environment, enterprise supporting environment, industry organization supporting environment, universities and scientific research institute supporting environment. With the help of principal component analysis,taking the Changsha-Zhuzhou-Xiangtan national independent innovation demonstration area as the evaluation object, this paper carries out an empirical study based on the collected data from 2009 to 2018. The research results show that the growth environment of innovative talents in the region has experienced three stages of slow improvement, rapid improvement and in-depth improvement, and the research results basically reflect the reality of the regional talent development environment. Therefore, such suggestions are put forward as to establish a diversified investment environment, strengthen the multi-channel training mechanism and improve the multi-party guarantee mechanism, so as to continuously optimize the growth environment of packaging innovation talents.