Most currencies are down against the strong USD and will continue so for the rest of the year. China is the majority of the bank in loaning money to the participants in her One Belt, One Road initiative, so it is better to loan them a weak Yuan and be paid back in a strong Yuan - logical?
China is playing the game not to agitate
the US and the other game is avoiding product dumping. The huge deficit
with the US will be addressed by China.
technique is to deceive your enemy as in The Art of Wars: Your enemy
thinks you're doing this but in reality you're doing the opposite.