The living quarters and on-site fire-fighting system at the construction site should be relatively rare!

This is a living area where the author found that the fire pipe is very good.

Generally, the construction site will not set the fire pipe to the dormitory.

This is a fire hydrant and its supervisor at the scene, followed by a miniature fire station..

The fire pipe is directly set in the dormitory, and the sprinkler head and sensor are set, which is very good.

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