Research on the transaction cost system of China's securities industry Research on the financial support system of China's high-tech industry Research on industrial organization and policies of China's securities industry Research on the innovation ecosystem of high-tech industry Research on the transformation and upgrading of China's marine industry Research on the capitalization course of Chinese film industry Research on the transformation of Chinese animation industry Research on digital transformation strategy of China's radio industry Research on structural reform of China's sports industry Research on the development trends of China's exhibition industry