It means that the RMB has the risk of depreciation, and the devaluation of the people will lead to domestic inflation and soaring prices; The import and export industry declined, the per capita consumption level and consumption power declined, and the stock market and futures market fluctuated. If it is serious, it will cause the national economy to shrink.
See 20 15 China economic blue book for the specific registered exchange rate of RMB.
Inflation can be seen in Baidu Encyclopedia, so I won't go into details here.
But it doesn't matter, the party and the state will introduce corresponding policies to avoid disaster.