Discovery Communications has released the epic Chronicles of all countries. As a global media event, we will take the audience around the world to 30 countries, with the help of excellent photographic pictures, high-quality production value and advanced high-definition technology to capture the features of all countries like never before. Rich scientific knowledge and magnificent visual beauty make the series of albums "National Pictures" the latest global offering of Discovery Communications, helping audiences explore their world and satisfy their natural curiosity. Over the next five years, this series of powerful narrative documentaries will travel to some of the oldest and most diverse countries in the world, focusing on the rich diversity of local culture, geography and natural phenomena. With the world premiere of the wonderful album "Pictures of all countries: China" on the Discovery Discovery Channel, our journey officially set sail from October 14. After China, the wonderful albums "Atlas of countries: Italy", "Atlas of countries: Brazil" and "Atlas of countries: Australia" will also explore foreign customs and customs respectively. The album series aims to create the most comprehensive visual record of the world's history, civilization, geography, industry, technology and people.