Parametric insurance and reform of natural disaster relief system in China 并列题名：Parametric insurance and reform of natural disaster relief system in China Practice of reform on mineral right transfer system in China Integrated assessment of natural disaster risks in China 并列题名：Practice of reform on mineral right transfer system in China Practice and development of river chief system in China a research on the pilot reform model of rural homestead system system in China General study on the reform of rural land system in China 并列题名：Integrated assessment of natural disaster risks in China