Research on trade relations between China and central and eastern Europe under the Belt and Road Initiative Research on Textile capacity cooperation between China and the central Asian countries under the Belt and Road initiative BR research on trade and investment relations of the 16 central and eastern European countries on the belt and road initiative Cooperation model between China and Central and Eastern European countries under the Belt and Road initiative 封面英文题名BR research on trade and investment relations of the 16 central and eastern European countries on the belt and road initiative。 Research on high-quality development of Chinas cultural trade under the Belt and Road Initiative Research on the development strategy of ocean-rail transportation under the Belt and Road initiative Research on the economic development of the Yangtze River Delta under the Belt and Road initiative Research on the relations between China and central Asia countries Research on the relations between park Ji-Wons literature and Chinese literature