2026-08-15 19:43:52
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In the past decade, China's load-bearing structure industry has achieved leapfrog development, with steel structures as the core carrier, comprehensively moving towards green, industrialized, and intelligent transformation. From 2015 to 2024, the processing volume of steel structures jumped from 51 million tons to 109 million tons, with an average annual growth rate of over 8%, and the proportion of crude steel production increased from 6.34% to 10.84%; During the 14th Five Year Plan period, the proportion of newly constructed prefabricated buildings exceeded 25%, with prefabricated steel structures accounting for over 74%, widely used in industrial plants, bridges, super high-rise buildings, and public facilities. On the technical level, the popularization rate of intelligent construction equipment such as BIM full cycle application, welding robots, and intelligent building machines has significantly increased. The proportion of digital processing equipment enterprises has increased from 60% in 2021 to 65% in 2024, and the application proportion of high-strength steel (≥ 390MPa) has increased from 9% to 14%. Driven by strong policies, the promotion of green and low-carbon standards and 'good house' projects is accelerating, but the penetration rate of steel structure residential buildings is still less than 1%, and cost and cognitive barriers need to be broken down. The industry is shifting from scale expansion to a high-quality development stage that emphasizes both quality and efficiency.