Chengdu Tangyuan Electric 

Based in Chengdu, China, and established in 2010, Chengdu Tangyuan Electric Co.,Ltd. functions as a key solution provider for the operation and maintenance of rail transit systems throughout China. The company delivers specialized systems for detecting and monitoring crucial components such as traction power supplies, public infrastructure, and rolling stock. Furthermore, it offers intelligent information management solutions designed to optimize these operational and maintenance activities. These systems are integral to the traction power, general engineering, and vehicle aspects of both national and urban railway lines.