At present

replacing old growth drivers with new ones becomes new normal. Financial industry

especially banking industry as economic lifeline should seize the moment and promote the process of replacing old growth drivers with new ones. This paper applies empirical research on how commercial banks service replacing old growth drivers with new ones taking listed companies in replacing old growth drivers with new ones project library in Shandong Province as examples

TobinQ and net asset yield rate as dependent variable

credit support rate as independent variable. The conclusion is that high commercial bank credit support rate effectively improves enterprise value which replacing old growth drivers with new ones. Commercial banks should improve credit support rate in enterprises which replacing old growth drivers with new ones.