Core Viewpoint - The 24th China Changchun International Agricultural and Food Expo officially opened on August 15, focusing on themes of technological, green, quality, and brand agriculture [1] Group 1: Event Overview - The expo will last for 10 days and features eight special exhibition areas, including high-quality agricultural products and food, high-tech facilities, planting demonstrations, creative agriculture, premium livestock, agricultural machinery, modern seed industry, and agricultural culture [1] - The event aims to facilitate practical economic and trade exchanges, cultural tourism research, and cultural competitions [1]