Aerial photo taken on April 14, 2021 shows the 11th Jiangsu Horticultural Expo in Nanjing, east China's Jiangsu Province. The Expo will be opened on April 16th. Through ecological garden technology, green development, and multicultural integration, it aims to create a high-quality garden with comprehensive functions such as horticulture display, leisure experience, and exhibition. Photo: China News Service

Aerial photo taken on April 14, 2021 shows the 11th Jiangsu Horticultural Expo in Nanjing, east China's Jiangsu Province. The Expo will be opened on April 16th. Through ecological garden technology, green development, and multicultural integration, it aims to create a high-quality garden with comprehensive functions such as horticulture display, leisure experience, and exhibition. Photo: China News Service

Aerial photo taken on April 14, 2021 shows the 11th Jiangsu Horticultural Expo in Nanjing, east China's Jiangsu Province. The Expo will be opened on April 16th. Through ecological garden technology, green development, and multicultural integration, it aims to create a high-quality garden with comprehensive functions such as horticulture display, leisure experience, and exhibition. Photo: China News Service

Aerial photo taken on April 14, 2021 shows the 11th Jiangsu Horticultural Expo in Nanjing, east China's Jiangsu Province. The Expo will be opened on April 16th. Through ecological garden technology, green development, and multicultural integration, it aims to create a high-quality garden with comprehensive functions such as horticulture display, leisure experience, and exhibition. Photo: China News Service