Controllability, is the change in the RMB exchange rate can control the macro-management units, we must promote reform, and not lose control to avoid financial market turmoil and economic volatility.

• 可控性，就是人民币汇率的变化要在宏观管理上能够控制得住，既要推进改革，又不能失去控制，避免出现金融市场动荡和经济大的波动。