Acculturation of African businessmen in China in the new era Spirit of Chinese business ethics in the new era 并列题名：Spirit of Chinese business ethics in the new era Study on rural revitalization in China in the new era Strategic study on agricultural structure adjustment in China in the new era 并列题名：Study on rural revitalization in China in the new era Dual circulation of Chinese economy in the new era Exploration of the human knowledge system in the new era