Am I stupid here or what?
China is manipulating its currency to do what? 
Please, take this drug addict out of here! 
I guess the article went over your head. Since Trump took office, they have changed their policy. They aren’t manipulating their currency down, and it’s increased in value by 10% vs USD.
Dictionary. In Spanish we call it amansa burros. AKA taming burros. 
VERB
handle or control (a tool, mechanism, etc.), typically in a skillful manner:
"he manipulated the dials of the set"
synonyms: operate · work · turn · pull
control or influence (a person or situation) cleverly, unfairly, or unscrupulously:
"the masses were deceived and manipulated by a tiny group"
synonyms: control · influence · use/turn to one’s advantage · exploit · maneuver · engineer · steer · direct · gerrymander · twist someone around one’s little finger
Thanks for confirming you have no clue what’s happening.