Group 1 - The core stock price of Qidi Design as of July 29, 2025, is 13.21 yuan, reflecting a decrease of 1.42% from the previous trading day, with a trading volume of 1.53 billion yuan [1] - Qidi Design operates in the engineering consulting service sector, covering architectural design, engineering consulting, and digital technology fields, with a focus on AI new infrastructure and green low-carbon construction [1] - The company signed a contract for the Henan Airport Intelligent Computing Center project on July 29, with a total construction price of 860 million yuan and an operational revenue of 1.03 billion yuan, aimed to be completed within 150 days, enhancing its competitiveness in the digital infrastructure sector [1] Group 2 - On July 29, Qidi Design experienced a net outflow of 19.58 million yuan in principal funds [1]