If we consider the cave of the cave dwellers on the mountaintop 30000 years ago as the “prototype” of the original architecture, from the extremely difficult and technologically advanced “pyramid” built 5000 years ago to the world’s tallest building today – the Burj Khalifa in Dubai, we have to admit that the construction industry can be considered the “oldest” industry.

However, in this oldest industry, the current construction method still relies mainly on on-site pouring, and the technological content and production efficiency of the entire industry are very low, far inferior to the manufacturing industry.

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