并列题名：Research on the opening of China's government procurement market Research on the opening of China's government procurement market 并列题名：Research on theory and practice of government procurement services 并列题名：Research on the legal system of government procurement 并列题名：Research on the System of Government Procurement in China Research on theory and practice of government procurement services 并列题名：Risk and prevention for Chinese government procurement market opening Research on the legal system of government procurement 并列题名：Research on the impact of the internet on labor market 并列题名：Research on the interests of Chinese government during social transition