The company was founded in 1999 and is controlled by Shandong Expressway Group Co., Ltd.; in March 2002, it was listed on the Shanghai Stock Exchange. The company is mainly engaged in investment and operation of transportation infrastructure and equity investment in upstream and downstream industries related to the highway industry chain. The company's main products and businesses: road and bridge operation sector, capital operation sector, engineering construction sector. Corporate honors: It has successively won the national “Youth Civilization Number”, the National Workers' Pioneer Award, the National Advanced Grassroots Party Organization, the national “Women's Civilization Demonstration Window”, the national transportation construction system “Worker Pioneer”, and the national manufacturing individual champion enterprise title. At the same time, “Specialized and New” SMEs, “Advanced Small and Medium Enterprises in Shandong Province”, “Innovative Small and Medium Enterprises”, “Weifang Green Factory”, and “Postdoctoral Research Workstation” have been added.