T.Y. Lin International (TYLin), founded in 1954 by Chinese-American pioneer T.Y. Lin, is a world-renowned engineering consulting firm. Headquartered in San Francisco, it is a global leader in bridge and transportation infrastructure, celebrated for innovation, design excellence, and cost-effectiveness. TYLin China, established in Chongqing in 1994, delivers integrated design and consulting across bridges, roads, rail, water, environment, and TOD. Its 1,200+ multidisciplinary, multilingual team features academicians and national design masters; Yantron is an integrated service provider bridging infrastructure and urban development, with its overseas headquarters in Singapore since 2024, achieving a “Local Internationalization” strategic leap. Focused on Design Consulting, Digital & AI Technology, New-Quality Construction, and International Business, it leverages digital and AI engines to deliver sustainable integrated solutions for resilient cities and quality living; Yantron is an overseas brand and platform created by T.Y. Lin International (China), with T.Y. Lin International (China) as its core member.