Group 1 - The event in Rio de Janeiro aimed to promote the Zhongguancun Fengtai Park and strengthen cooperation between China and Brazil in modern agriculture and technological innovation [1][2] - Fengtai District is a key area for technological innovation in Beijing, focusing on industries such as rail transportation, aerospace, new-generation electronic information, intelligent manufacturing, and pharmaceuticals [2] - The event resulted in the signing of friendly city agreements between Fengtai District and the cities of Paraíba and Tijuca, as well as cooperation agreements with Brazilian trade associations [2] Group 2 - The Mayor of Paraíba expressed the desire to enhance cooperation with China to explore development opportunities and promote long-term economic growth [1] - The Mayor of Tijuca highlighted the similarities in urban modernization and technological innovation efforts between Tijuca and Fengtai District, aiming for practical cooperation projects [1] - A representative from Beijing Zhongding Haoshuo Technology Co., Ltd. shared the company's growth journey and commitment to facilitating cooperation between Chinese and Brazilian enterprises [2]