research on healthy development strategy of SMEs in the era of great transformation 中国中小企业2020蓝皮书：大变革、大转型时代中小企业健康发展战略研究：research on healthy development strategy of SMEs in the era of great transformation Research on development strategy of medium and low speed maglev transportation Research on the development strategy of Anhui urban and rural integration Research on development strategy of securities corporation Research on the development strategy of key materials for information display Research on the development strategy of integration of education in Africa Research on the development strategy of smart agriculture 并列题名：Study on the continual development strategy of resource-exhausted city transformation research on the development strategies based on patent roadmap