Content: Through this course, you will learn about famous road and bridge projects in Guizhou. Under the guidance of the speaker, you can fully appreciate the elegant demeanour of Guizhou's modern development. Lecturer: Liu Qin, one of the first certified graduate travel project design and operation management talents of the Ministry of Culture and Tourism, Vice President of the Graduate Travel Branch of China Association of Travel Agents, director of the National Graduate Travel Base Certification Committee, youth Education Instructor (senior), Graduate Travel Instructor of China Graduate Education Certification, Distinguished Researcher of Guangdong Institute of Practical Education, Member of the research group of Characteristic Education sub-topic "Research and Practice of Middle School Students' Research Travel" of China Intelligent Engineering Research Society, planning and R&D of primary and middle school students' research courses, the courses were selected in "2018 the Third National Primary and Middle School Students' Research · China Curriculum Theme Route Manual" and "2018 Hunan Primary and Middle School Students' Social Practice Research Course Manual".