Lianyang Iron and Steel Co., Ltd. is located in Loudi City, Hunan Province. It was completed and put into operation in 1958. It currently has a comprehensive annual steel production capacity of more than 8 million tons, total assets of 37.8 billion yuan, 15,900 employees, and achieved sales revenue in 2010. 31.6 billion yuan. Today, Lianyang Iron and Steel Co., Ltd. has become an important plate production base in Central and South China, with a complete set of full-process process equipment from coking, sintering, smelting to steel rolling. Product users are located in most provinces, cities, and autonomous regions across the country and in Southeast Asia, Europe, the United States and other countries and regions. "Shuangling" brand hot-rolled ribbed steel bars have won the National Silver Award (the highest award) for three consecutive years, twice won the "Golden Cup Award" for the physical quality of national metallurgical products, and hot-rolled sheets won the "Golden Cup Award" for the physical quality of national metallurgical products. . The company has successively won honorary titles such as the National Advanced Unit for Implementing Customer Satisfaction Project, the National Advanced Enterprise for Quality and Efficiency, the National May Day Labor Certificate, the National Quality Management Award, and the National Model Employee Home. In 2006, the "Shuangling Brand" trademark was approved by the State Administration for Industry and Commerce. Recognized as a "China Famous Trademark", in 2008, the company was awarded the "National Advanced Unit for Spiritual Civilization Construction" by the Central Civilization Commission, and the "National Advanced Collective in the Iron and Steel Industry" by the Ministry of Human Resources and Social Security and the China Iron and Steel Industry Association.