并列题名：Evaluation and Optimization of the New Rural Social Old-age Pension Policy Evaluation and Optimization of the New Rural Social Old-age Pension Policy 并列题名：Evaluation and optimization of economic governance in China 并列题名：Evaluation and optimization of China's tax structure 并列题名：Evolution and evaluation of China's migrant population policy 并列题名：Execution and deviation of independent college conversion policy Evaluation and optimization of the supply chain quality system 并列题名：Comprehensive evaluation and optimization of enterprise operational decision solutions 并列题名：Research on the optimization of rural social endowment insurance system