Research on the development trend of Shanghai Urban public art Research on the development trend of cultural industry research on the development path of Zhongguancun in the new era Research on the development trend of state parties' reporting procedures Research on the development of the humanistic urban traffic 并列题名：Research on the development trend of state parties' reporting procedures Research on the development state and trend of Russian party politics Research on the latest development trend of public art worldwide research on the development trend of Chinese film and television derivatives industry research on the development of China's diverse public opinion field