China Railway Signal & Communication Corporation, a subsidiary of Xi'an Industrial Group, won the bid for the procurement of signaling and switch equipment for the Chengdu-Chongqing high-speed railway.

Recently, the Xi'an Industrial Group, a subsidiary of China Communications Construction Company, has successively won bids for the procurement project of signal turnout equipment for the Chengdu-Chongqing Middle Line High-speed Railway and the overhaul project of the Harrow Railway. Among them, the Chengdu-Chongqing Middle Line High-speed Railway is a key part of the national "eight vertical and eight horizontal" high-speed rail network along the Yangtze River. The main line is 292 kilometers long, with a designed speed of 350 kilometers per hour and a provision for a speed of 400 kilometers per hour, making it the first high-speed railway in China that allows for speeds of up to 400 kilometers per hour. In response to the project's high requirements for reliability, precision, and safety of the signal system, the Xi'an Industrial Group will provide high-performance turnout equipment speed-up devices.