1, Mianyang Branch of China Railway Intercity Planning and Construction Co., Ltd. was established in 2020, located in Mianyang City, Sichuan Province, and is an enterprise focusing on professional technical services.
2. Sichuan Wanqiao Engineering Management Co., Ltd. was established on 20 18, located in Mianyang City, Sichuan Province, and is an enterprise mainly engaged in civil engineering construction.