Research on the change of mass communication policy since reform and opening-up 并列题名:Research on the change of mass communication policy since reform and opening-up Research on the changes of Chinese brand culture since reform and opening up 并列题名:Research on the changes of Chinese brand culture since reform and opening up the changes and trends of Chinese education policy since reform and opening up Research on the 30 years of China's financial reform and opening-up Research on youth development in China since the reform and opening-up Research on China's foreign policy changes since reform and opening Study on life style changes and cultural choices since reform and opening-up Institutional changes of China's trade union since the reform and opening-up