Video animation of China Railway Construction Corporation, demonstration of the whole construction process of precast structure residence!
๐๐๐ Click on the business card below to follow the “Safety Officer”.
Click the blue words above to pay attention to the safety officer and safety officer – the gathering place of the safety director, the safety director and the safety officer, and the safety production and alarm bells are ringing.
We recommend three high-quality official account for your valuable engineering reading โ Copyright and disclaimer: except for the original images and manuscripts used in this official account,.
Pay attention to the official account of the safety officer, and learn and communicate with 50000 safety officers.