Group 1 - The 15th China-Northeast Asia Expo was held in Changchun, Jilin from August 27 to 31, showcasing various modern industrial products [1] - Jilin Chemical Fiber (000420) presented a new product, a colorful carbon fiber ski board, aimed at enhancing the skiing experience, which made its debut at the expo [1][2] - The expo featured a modern industrial pavilion for the first time, covering an area of 18,000 square meters and hosting 80 participating companies, including seven Fortune Global 500 companies [4] Group 2 - Changchun Blue Sky Focus Technology Co., Ltd. showcased its manned drone "Yutian" at the expo, attracting significant attention and interest from potential clients, including a proposal for investment in Russia [3][4] - The expo serves as an important platform for open cooperation, facilitating deep integration of supply chains and innovation, thus creating more development opportunities [4] - The event also emphasized the importance of supply chain cooperation, with activities focused on industries such as new energy, health, and automotive technology [4][5]

Group 1 - The 15th China-Northeast Asia Expo was held in Changchun, Jilin from August 27 to 31, showcasing new products from various exhibitors [1][4] - Jilin Chemical Fiber Group presented a new carbon fiber ski board, aiming to enhance the skiing experience and attract market orders during the expo [1][5] - Changchun Blue Sky Focus Technology Co., Ltd. introduced a manned drone named "Yutian Zhe," which received interest from Russian clients for potential investment in Russia [3][5] Group 2 - This year's expo marks the 20th anniversary of the China-Northeast Asia Expo, with significant improvements in exhibition scale and quality compared to previous years [4][5] - The modern industry pavilion, covering 18,000 square meters, features five exhibition areas and includes participation from 80 companies, including seven Fortune Global 500 firms [5] - The expo focuses on supply chain cooperation and aims to promote technological exchanges and project connections in industries such as new energy and health [5]