Group 1 - The "Vibrant China Research Tour" featured a North Korean fine art exhibition in Changchun, showcasing 44 colorful oil paintings, with prices ranging from 1,800 yuan to 3,600 yuan [1][3] - The Changchun Import and Export Commodity Display and Trading Center, a key international trade platform in Jilin Province, covers an area of approximately 50,000 square meters and offers nearly 60,000 types of products from around 60 countries and regions [3][4] - The center is part of the Changchun Xinglong Comprehensive Bonded Zone, which aims to enhance the city's industrial framework and facilitate international trade [3][4] Group 2 - Changchun International Land Port, established in 2015, operates the first China-Europe freight train in Jilin Province and has developed a unique inland railway port integrated with the bonded zone [4] - In the first half of the year, the port's throughput reached 72,912 TEUs, a year-on-year increase of 20.9%, while the sea-rail intermodal transport rose by 35.36% to 62,843 TEUs, significantly reducing logistics costs for inland enterprises [4][6] - The Xinglong Comprehensive Bonded Zone has established a logistics system integrating sea, land, air, and rail, with cumulative import and export value reaching 28.76 billion yuan over ten years [6]