Study on the marginalization of arable land in China 并列题名:Study on the marginalization of arable land in China Study on the internationalization of criminal law of China a study on the localization of Marxist philosophy in China study on the transfer of rural labor in China 并列题名:Study on the internationalization of criminal law of China study on the civilization appreciation Study on the circulation and price fluctuation of vegetable market in China studies on the urbanization of China study on the integration of the sub-region in CIS