Shenzhen International Holdings Limited, an investment holding company, invests in, constructs, and operates logistic infrastructure facilities primarily in the People's Republic of China. It operates through two segments, Toll roads and General Environmental Protection Business, and Logistic Business. The Toll roads and General Environmental Protection Business segment develops, operates, and manages toll highways. This segment also engages in the sale of wind turbine equipment; kitchen waste disposal projects construction; and operation and sale of wind power stations. The company's Logistic Business segment constructs, operates, and manages logistics parks and centers, and integrated logistics hubs; and provides third-party logistics services, logistic information services, and financial services; port and related services; and logistic park transformation and upgrading services. It also operates two general bulk cargo terminals and depots in Nanjing Xiba Port that provides various services, such as loading and unloading, lightering, train loading and unloading, and warehousing. In addition, the company provides electronic information exchange, transmission, and value-added information sharing services; supply chain management services; project investment and enterprise management consulting services; and real estate development and investment management services, as well as operates Longda and Shenzhen Expressway in Shenzhen. Further, it offers logistics and transportation ancillary services, and cargo transportation and warehousing services. Additionally, it provides technical development, sales, maintenance, and technology service of computer hardware, software, and network systems; and monetary and financial leasing, property leasing and management, freight forwarding, and other services. The company is headquartered in Tsimshatsui East, Hong Kong.