Nanjing Dagang Iron and Steel Trading Co., Ltd, the representative high-performance steel one-stop service provider. For many years, the company has provided structural steel with various service functions for construction engineering, Bridge Engineering, geotechnical engineering and ocean engineering, including low-alloy high-strength steel, low yield point steel, weathering steel, refractory steel, high-construction steel, bimetal composite steel and so on, timely supply of materials, the products have been applied to projects such as Laifu Square, National Convention and Exhibition Center, Shanghai World Expo Museum, Qidong Diehu Twin Towers, etc.. The company actively assists in the scientific research of high-performance steel, and has provided high-performance steel products and industry information data for the experimental research of civil science in famous domestic universities such as Tongji University and Tsinghua University, the company actively participates in the establishment of communication platforms for the production, teaching and research of high-performance steel structures, and coordinates the Nanjing Iron and Steel, Goldwind technology, Tianshui forging and pressing industries with the scientific research units of universities, we will promote the healthy development of the industry, university, research and development ecosystem.