According to the information of the China National Intellectual Property Administration, China Railway Erju Group Electric Engineering Co., Ltd. has obtained a patent entitled "a suspension type monorail cable laying device", the authorization announcement number is CN222981158U, and the application date is July 2024.

The patent abstract shows that the present utility model provides a suspended monorail cable laying device, comprising a monorail track. The outer wall of the monorail track is provided with a support block, and the outer wall of the support block is provided with a cable laying structure. The number of cable laying structures is set to multiple. This utility model can clamp the cable by installing the cable laying structure on the outer wall of the monorail track, which facilitates quick maintenance and replacement of the cable in the future. The cable connecting wires at both ends of the cable are directly separated from the cable, and then the first limit ring is rotated to open the first installation ring. After that, the cable is directly removed from the inside of the first installation ring for replacement.

According to Tianyancha data, China Railway Second Group Electric Engineering Co., Ltd., established in 1980 and located in Chengdu, is an enterprise mainly engaged in the construction and installation industry. The registered capital of the enterprise is 600 million RMB. Through big data analysis by Tianyancha, China Railway Second Group Electric Engineering Co., Ltd. has invested in 6 enterprises, participated in 5000 bidding projects, and has 142 patent information. In addition, the company also has 71 administrative licenses.