Group 1 - The "China Window" project was officially launched in São Paulo, Brazil, aimed at allowing Brazilian youth to better understand China's development and achievements through visits to Chinese companies [1] - Hikvision, a leading global provider of video surveillance and smart city solutions, has been operating in Brazil since 2008, focusing on smart transportation, public safety, and infrastructure [1] - The project plans to organize visits for approximately 40 public school students to Chinese enterprises every one and a half months, establishing a regular exchange [1] Group 2 - São Paulo is actively promoting the "Smart São Paulo" initiative, deploying large-scale video surveillance and AI recognition systems to enhance urban safety, with 20,000 cameras installed, mostly from Chinese companies, particularly Hikvision [2] - The technology from China is significantly changing perceptions of urban safety in Brazil, as evidenced by the capture of over 1,000 fugitives using facial recognition technology in the past six months [2] - The "China Window" project serves as a cross-cultural youth education practice, fostering interest and understanding of Chinese technology among Brazilian students [2]