Recently, a friend asked me why there are two types of Renminbi: CNY and CNH.

Actually, this reflects an interesting phenomenon in China's financial markets.

In simple terms, CNY is onshore Renminbi, the version traded within mainland China.
It is tightly controlled by the central bank, with exchange rate fluctuations limited within ±2%, and only domestic banks, enterprises, and individuals can participate.
Want to exchange currency? Each person is only allowed to convert up to $50k USD per year, which is a strict regulation.
CNY is mainly used for domestic payments, trade, and investment, with relatively limited liquidity.

And CNH is different.
This is offshore Renminbi, traded in places like Hong Kong and Singapore, with exchange rates determined entirely by market supply and demand, freely floating.
Foreign banks and multinational corporations are the main participants, using it for cross-border trade, investment, and settlement.
There are no currency exchange limits for CNH, and no central bank intervention, so its volatility is much higher.

Why make it so complicated?
Actually, it’s to control capital flows, prevent risks, and at the same time promote the internationalization of the Renminbi.
It’s like having one foot in the domestic market and the other reaching out to the international market.

This has practical implications for individual investors.
If you want to invest in A-shares or buy domestic financial products, using CNY is fine.
But if you want to buy Hong Kong stocks or offshore bonds, you need to use the CNH currency.
And because there is a price difference between CNY and CNH, some people also take advantage of this for arbitrage.

What impressed me most was observing the operations of export companies.
They can choose to settle in onshore or offshore ways; CNH might earn more, but the risks are also higher.
Especially during periods of Federal Reserve rate hikes, CNH tends to depreciate more easily, while CNY remains much more stable.

Looking ahead, as the process of Renminbi internationalization advances, the gap between CNY and CNH should gradually narrow.
To sum up simply: CNY is the domestic version of Renminbi, stable but with restrictions; CNH is the international version, free but more volatile.
Which one to choose depends on your needs and risk tolerance.