This photo taken on June 27, 2025 shows the opening ceremony of the book fair in Mexico City, capital of Mexico. The 42nd International Book Fair of the National Polytechnic Institute of Mexico was held here recently. China, as the guest country, showcased achievements in publication, cultural inheritance and sci-tech development. (Xinhua/Li Mengxin)

A woman dressed in Hanfu, a traditional Chinese costume, poses for a photo at the exhibition area of China during the book fair in Mexico City, capital of Mexico, June 27, 2025. The 42nd International Book Fair of the National Polytechnic Institute of Mexico was held here recently. China, as the guest country, showcased achievements in publication, cultural inheritance and sci-tech development. (Xinhua/Li Mengxin)

People visit the exhibition area of China at the book fair in Mexico City, capital of Mexico, June 27, 2025. The 42nd International Book Fair of the National Polytechnic Institute of Mexico was held here recently. China, as the guest country, showcased achievements in publication, cultural inheritance and sci-tech development. (Xinhua/Li Mengxin)

People watch a Tai Chi performance at the exhibition area of China during the book fair in Mexico City, capital of Mexico, June 27, 2025. The 42nd International Book Fair of the National Polytechnic Institute of Mexico was held here recently. China, as the guest country, showcased achievements in publication, cultural inheritance and sci-tech development. (Xinhua/Li Mengxin)

People visit the exhibition area of China at the book fair in Mexico City, capital of Mexico, June 27, 2025. The 42nd International Book Fair of the National Polytechnic Institute of Mexico was held here recently. China, as the guest country, showcased achievements in publication, cultural inheritance and sci-tech development. (Xinhua/Li Mengxin)

A visitor learns about a Huawei device at the exhibition area of China during the book fair in Mexico City, capital of Mexico, June 27, 2025. The 42nd International Book Fair of the National Polytechnic Institute of Mexico was held here recently. China, as the guest country, showcased achievements in publication, cultural inheritance and sci-tech development. (Xinhua/Li Mengxin)