If you are not compliant with the size chart for your body type, it is recommended that all Asians buy two sizes up.
For example,
If your size in Europe and America is S, then it is suggested to choose L.
If your size in Europe and America is M, then it is suggested to choose XL.
And so on.
D***y -
The quality is acceptable, I'm 187cm tall and the pants are a bit short, but the sweatshirt is fine.