Yes Changchun Xianglong Ruide Communication Engineering Co., Ltd. Tongliao Branch built a new underground communication pipeline project in Tongliao City. This project focuses on national highways, provincial highways and county roads, supplemented by trunk village roads connecting towns and villages, and builds a new underground communication pipe network in the roadside planning area. The proposed main group of the new communication pipe network is mainly composed of 6-9 holes, with a total length of 3936km.