The United States, being one of the largest economies in the world, has a developed railway network and a continuous demand for railway equipment such as turnouts. In China, there is a manufacturing base with a factory area covering Two hundred thousand square meters of land, and it has accumulated more than 30 years of practical experience in the application of turnouts. The manufacturing base in China conducts technical cooperation and exchanges with relevant institutions and enterprises in the United States to acquire advanced technologies and innovative concepts, thereby enhancing its own technical level and R & D capabilities.