Shenzhen Expressway Group Co., Ltd. (hereinafter referred to as "Shenzhen Expressway" or "Group") was established in 1996. It is the first listed company in Hong Kong and Shanghai in Shenzhen, and it is also a company directly managed by Shenzhen SASAC. The company adheres to the mission of “creating high-quality infrastructure and serving a better life in the city”, focusing on the investment, construction and operation management of urban and transportation infrastructure and large-scale environmental protection industries, and has built a “toll road + large-scale environmental protection” double The main business structure, with more than 30 wholly-owned, holding and share-holding secondary enterprises, is based in the Guangdong-Hong Kong-Macao Greater Bay Area and spreads across the country, with operations in more than 20 provinces across the country.