Research on security of logistics industry in China 并列题名：Research on security of logistics industry in China Research on the economy of urban service industry in China research report of video media industry in China research on the development of the dairy industry in China 并列题名：Research on the economy of urban service industry in China Research on logistics industry growth in China research on security review system for foreign capital research on functions of political social associations in China research on development of modem service industry in Jiangxi province