Research on guardianship system in China 并列题名:Research on guardianship system in China Research on guardianship system of minors Research on guardianship system for minor children Research on foreign trade system in China research of the financial systemic risk of China Study on the adult guardianship system in Japan Research on the county and township level fiscal system in China research institutions on african studies in china 并列题名:Study on the adult guardianship system in Japan