### Comment:
Okay.

### REPLY:
https://www.smartcitiesdive.com/ex/sustainablecitiescollective/poor-quality-corruption-and-construction-china/32889/   
 https://www.wired.com/2013/03/poor-quality-chinese-concrete-could-lead-to-skyscraper-collapses/   
 https://www.youtube.com/watch?v=QRqrgxU_I98 
  
 Do a google search, it is not hard to find tons of info about this. 


### END.