大河之旅： 长江

This book tells the landscape and civilization of the Yangtze River Basin. The Yangtze River is the world's largest and third longest river in hydropower, and the longest river in Asia. The Yangtze River Basin has a vast territory, abundant resources, and is the richest in the country. More than 50 ethnic groups live in this region, forming a globally influential inland river economic belt. Tthe 3D book form is used, combined with multiple interactions such as turning, sliding, etc., to create a stage like three-dimensional effect, bring children a new reading experience of 'changing scenes', 'three-dimensional interaction' and 'immersive reading', so that children can feel the changes of space while reading, and inspire children's spatial imagination. This book covers a wide range of knowledge, including plants, animals, and the culture of the river basin. It combines tourism exploration, popular science knowledge, and three-dimensional structure.