Core Insights - The project features the first circular hyperbolic cable net glass curtain wall in China, completed by China First Metallurgical Group, located in the Central Plains High-speed Railway Port Digital Exhibition and Trade City [1][2] - The total construction area of the project is 527,400 square meters, ranking among the largest in the country, including 13 standard exhibition halls and various supporting facilities [1] - The design incorporates sustainable features such as photovoltaic panels on the roof, natural lighting in exhibition halls, and a rainwater collection system for landscape irrigation [1] Project Details - The main exhibition hall is circular with a diameter of 101 meters, featuring a glass curtain wall that stands 18.8 meters high, utilizing a three-way steel cable tension system [2] - The maximum tilt angle of the glass facade reaches 66.65°, with a design that minimizes the visibility of the metal framework, enhancing the aesthetic appeal [2] - Innovative construction techniques were developed, including point-supported cable net multi-point synchronous tension control technology and graded symmetrical tension technology, providing a model for future large-scale public building curtain wall projects [2]