Spot link: Spot link is an online steel spot trading platform optimized in sinosteel for 8 years, which provides convenient and quick service for steel traders to publish and query steel spot resources, integrates the steel market and national sub-station websites, and greatly solves the information circulation needs of steel traders. SMS Bao: SMS Bao is an information service provided by sinosteel for member enterprises. SMS Bao integrates the superior resources of China Iron and Steel Network News Center for many years, focuses on the global macroeconomic situation, and provides users with comprehensive services such as daily inventory, domestic and foreign steel market news, market forecast and futures based on the development trend of local steel market. Purchasepass: Purchasepass is a platform launched in coordination with the search and release of spot resources, and buyers can release the requirements of enterprises or individuals. In the process of purchasing products, give priority to the buyer's quotation and get the contact information of suppliers, so that buyers can contact suppliers in real time to conduct the next negotiation and reach a deal. Bao Zhonggang: As a payment transaction tool of Sinosteel, "Bao Zhonggang" provides reliable transaction security for online transaction users of the website and builds a complete steel e-commerce ecosystem.