Leading level. According to Aiqi, China Construction Science and Industry Group Co., Ltd. is the largest steel structure industrial group and national high-tech enterprise in China, and it belongs to China State Construction Engineering Corporation, a Fortune 500 company (13). Cscec has always been at the leading level in technology research and development and technology application. The company focuses on the engineering and equipment business with steel structure as the main structure, and provides customers with integrated or core services of "investment, research and development, design, construction and operation". Shenzhen Development Center Building was built in 1985, which is the first super-high-rise steel structure building in China. Shanghai World Financial Center is the tallest building in the world. The main building of the new CCTV site is the largest steel office building in the world and the largest single steel structure building in China. Shenzhen Ping An Financial Center was certified as "the tallest office building in the world"; In the construction of Shenzhen Wang Di Tower and Guangzhou International Financial Center (West Tower), two new world high-rise building construction records, namely "one story every two days" and "one story every two days", have been created successively. As of March 25th, 2024, the company has built five of the top skyscrapers in the world 10. There are 26 super high-rise buildings over 400 meters in China, and the company has built 23.