Abstract: By sorting out the export scale of China’s commercial vehicles to Brazil and the pattern of major manufacturers from 2022 to 2025, and combining the characteristics of Brazil’s environmental regulations, electrification trends, renewable fuel applications and technical adaptability, this article systematically analyzes the opportunities and challenges faced by Chinese commercial vehicle enterprises going global. It also puts forward practical suggestions covering localized investment, technological R＆D, brand and service, financial innovation and compliance management, so as to help enterprises achieve high-quality and sustainable development in the Brazilian market.