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You have ¥100,000 sitting in a Bank of China account after a few years in Shanghai, and you're moving back to the States. You type "RMB to dollar" into Google and it tells you 1 USD = 7.20 CNY. You do the division in your head, land on roughly $13,900, and feel fine about it.
Then the money shows up: $13,640. Somewhere between the headline number and your balance, $260 walked off. If you'd used the currency desk at Pudong Airport, closer to $650 would have walked off.
This is a walkthrough of the actual process, with real numbers at every step, so you can predict the landing figure before you commit to anything.
The letters RMB get used for two currencies that behave slightly differently, and "dollar" covers at least five. Getting this wrong at the start is how people end up confused about why their quote doesn't match Google.
CNY is onshore renminbi, traded inside mainland China and managed by the People's Bank of China through a daily fixing. CNH is offshore renminbi, traded freely in Hong Kong, Singapore and London. Most days the two sit within a few tenths of a percent of each other. When markets get nervous, or when Beijing leans against a fast depreciation, the gap can stretch past 1%. If your money is in a mainland bank account, you'll be quoted CNY pricing. From an HSBC Hong Kong account or an offshore brokerage, you'll be quoted CNH.
Roughly 90% of people searching this term want US dollars. But if the recipient account is in Sydney, Toronto or Singapore, the RMB to AUD or RMB to CAD rate is a completely different number, and it has moved differently over the past year. Confirm the destination currency before you go rate shopping.
The mid-market rate is the midpoint between what buyers and sellers are asking for a currency at any given moment. You'll see it on Google, XE and Reuters. It's the fairest single number available, and it is also a number no bank, app or kiosk will ever give you.
Institutions earn their money on the gap between that midpoint and the rate they offer you. That gap is called the spread, and it ranges from about 0.35% at a good online transfer service to 4% or more at an airport counter. The same mid-market-versus-actual gap exists in every currency pair, and this breakdown of the rate you actually get when changing dollars to rupees illustrates how wide the two numbers can drift apart.
Write the mid-market rate down. Today. Not tomorrow, because it will move.
Converting RMB to USD is one calculation: RMB amount ÷ USD/CNY rate = dollars. At a rate of 7.20, here's what the biggest round numbers look like:
These figures are your ceiling. Every dollar below the ceiling is the price of moving money across a border. Having the number in front of you turns a vague "fees seem high" feeling into a specific question: is this 1.8% or 0.5%?
People usually talk about "the exchange rate" as if it's one charge. In practice there are three, and only two of them appear on a receipt.
The largest cost, and the one nobody itemises. If the mid-market rate is 7.20 and your bank converts at 7.33, you're paying about 1.8% without a single line item telling you so. That's $246 on a ¥100,000 conversion.
Chinese banks typically charge ¥50 to ¥250 per outbound wire, plus a small cable charge. It's a flat fee, which means it hurts small transfers far more than large ones. Sending ¥5,000 with a ¥150 fee costs you 3% before the spread is even counted.
Some US banks charge $15 to $25 to accept an international wire. Others waive it above a balance threshold. Check yours, because it's the easiest cost to eliminate entirely by choosing the right receiving account. The fee structure described in this guide to converting £1,500 to USD without losing $180 applies almost identically here, just with different currencies.
There are four ways most people move RMB into dollars, and the cost gap between the best and worst is enormous.
Bank of China, ICBC and China Merchants Bank all handle this, and they're the only route if the money is already in a mainland account and you want to stay inside the regulated system. Expect a spread of 1% to 2% on top of the wire fees. Convenient, well documented, not cheap.
Wise, Revolut, Remitly and similar services typically land somewhere between 0.4% and 0.8% all-in. They show you the mid-market rate on screen and charge a separate, visible fee, which makes comparison shopping genuinely easy. Not every provider supports CNY out of mainland China, so check before you assume.
The worst rates you'll find anywhere, often 4% to 6% off mid-market, and sometimes with a flat commission stacked on top. Use them only if you need $200 in cash in the next ten minutes. This logic holds everywhere; the numbers in this conversion of 50,000 Thai baht into US dollars follow the same pattern of kiosk versus bank versus specialist.
You can carry up to $5,000 in foreign currency out of China per person per trip without special approval, and anything over $10,000 entering the US must be declared on a FinCEN 105 form at customs. Physically carrying cash means zero transfer fees and a terrible exchange rate unless you already hold the dollars.
China runs a managed capital account, so the mechanics matter as much as the rate.
Budget a week for paperwork on anything above ¥50,000. Turning up at a branch on your last morning in the country with ¥300,000 and no documents is a well-known way to miss your flight and keep your yuan.
USD/CNY has traded in roughly a 7.10 to 7.35 band over recent years, with occasional excursions. That's a 3.5% range. On ¥100,000, timing alone is worth around $500, which is more than every fee combined.
You won't call the top. Nobody does. What you can do is set a target, say 7.25, and convert when it prints, rather than converting the day you happen to decide to move. Rate alerts take two minutes to set up and remove the guesswork.
Here's ¥100,000 moving from a Shanghai account to a US checking account.
Total cost: about $245, or 1.76%. Acceptable, but not great. The same ¥100,000 through a specialist at 0.55% all-in would land near $13,812, which is $168 more in your pocket for about twenty minutes of comparison shopping.
And at an airport kiosk quoting 7.55 with no visible fee? $13,245. That's $644 worse than the bank route, and $567 worse than the specialist.
Converting at a kiosk or hotel desk. Using a bank's "no fee" promotional transfer without checking the spread, because the spread is where the money went. Sending five small transfers instead of one, paying the flat fee five times. Leaving the paperwork to the last week. Assuming the rate you saw on Google is the rate you'll get. And not checking whether your receiving bank charges for incoming wires.
None of these require expertise to avoid. They require writing a number down and asking one question: what percentage am I paying in total?
Get a firm quote from two providers, calculate what lands in dollars for each, and compare that final figure against the mid-market ceiling you wrote down in step two. That single percentage tells you everything. If it's under 0.8%, take it and move on. Between 0.8% and 2%, you have room to negotiate or switch. Above 2%, you're paying for convenience in a way you'll feel on a large amount.
Every currency pair works this way, whether you're moving yuan, baht or Colombian pesos, and the process barely changes. The step-by-step Colombian peso conversion uses the same three-cost framework on a much more volatile currency, which makes the spread even more important to nail down. Do the division, hold the quote to the benchmark, and the number that arrives will be the number you expected.
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