Research on the current situation and developing trend of worldwide standarization 并列题名：Research on the current situation and developing trend of worldwide standarization Research on the current situation and problems of China's low carbon city construction Research on the current situation, model and strategies of private enterprises' internationalization 并列题名：Research on the current situation and problems of China's low carbon city construction Research on the current situation and optimization strategies of doctor-patient shared decision-making Research on the city sustainable development standardization Research on the present situation and development of Chinese private equity funds 并列题名：Research on the current situation, model and strategies of private enterprises' internationalization Research on the latest development trend of public art worldwide