Navigating Payments in Hong Kong: A Xi’an Traveler’s Practical Guide

Landing at Hong Kong International Airport after a short flight from Xi’an, I was buzzing with excitement—until I realized I’d forgotten to ask a critical question: How do I pay for things here? As someone used to scanning QR codes for everything from bubble tea to bus fares back home, I was nervous about navigating Hong Kong’s payment scene. Would my Chinese bank card work? Would Alipay or WeChat Pay be accepted? Could I get by with just cash?

After a week of exploring—from street markets in Mong Kok to fancy restaurants in Central—I learned that paying in Hong Kong as a mainland Chinese tourist is easier than I feared, but a little prep goes a long way. Here’s what I wish I’d known before my trip, broken down by real-life scenarios and practical tips.

Navigating Payments in Hong Kong: A Xi’an Traveler’s Practical Guide

First Things First: Don’t Panic—Most Places Accept Mainland Payment Tools

My biggest relief? Hong Kong is way more connected to mainland China’s digital ecosystem than I expected. I arrived with my Chinese UnionPay debit card, Alipay, and WeChat Pay activated, and I used all three daily. That said, where and how you use them matters.

Alipay and WeChat Pay: Your Go-To for Small Spending
These apps are everywhere in Hong Kong, especially in chain stores, restaurants, and tourist spots. For example:

• 7-Eleven and convenience stores: I grabbed snacks and drinks daily, and every 7-Eleven had Alipay/WeChat QR codes at the checkout. Just open your app, scan, and pay—no need to exchange cash.
• Fast food and cafes: McDonald’s, Starbucks, and local cha chaan tengs (tea restaurants) all accepted both apps. I even got a small discount once for using WeChat Pay at a bubble tea shop in Causeway Bay—apparently, some local businesses offer mainland tourists perks to encourage digital payments.
• Street markets and night markets: At Ladies’ Market in Mong Kok, most vendors accepted Alipay/WeChat, though some smaller stalls still preferred cash. Pro tip: If a vendor hesitates, show them your Alipay/WeChat QR code first—they might just not have a sign up.

Key Tip: Before you leave Xi’an, make sure your Alipay and WeChat Pay are linked to a Chinese bank account (UnionPay or Visa/Mastercard-linked works too). Also, enable “international payment” in your bank’s app—some cards block overseas transactions by default.

UnionPay Debit/Credit Cards: Reliable for Big Purchases

While Alipay and WeChat are great for small stuff, my UnionPay card came in handy for bigger expenses like hotel bills, shopping, and transportation.

• Hotels and big retailers: I stayed in a hotel in Tsim Sha Tsui, and they accepted my UnionPay debit card without any issues. Department stores like Sogo and Harbour City also took UnionPay, and some even offered “tax-free shopping” for mainland tourists (just show your passport).
• ATMs: If you run low on cash, UnionPay ATMs are everywhere—7-Eleven, HSBC, and Bank of China all have them. I withdrew HK$500 once (about ¥460) with a ¥15 fee from my mainland bank, which was cheaper than exchanging currency at airport counters.
• Transportation: The MTR (subway) and buses accept UnionPay cards directly at the ticket machines and fare gates, so you don’t need to buy an Octopus card (though more on that later).

Caution: Some small, family-run shops might not accept UnionPay—they’ll usually have a sign saying “Visa/Mastercard Only” or “Cash Only.” Always carry a little cash just in case.

Cash: Still Useful for These Situations

Even in 2024, cash king in Hong Kong—but only in specific spots. I carried around HK$300–500 (¥280–460) in small bills (HK$10, HK$20, HK$50) and never felt underprepared.

• Street food and night markets: Temple Street Night Market’s food stalls (like stinky tofu and egg waffles) mostly only took cash. Same for dai pai dong (open-air food stalls) in Sham Shui Po—cash is king here.
• Taxis and minibuses: Some taxi drivers preferred cash, especially if you’re taking a short ride. Minibuses (those red vans that zip through neighborhoods) only accept cash, and they don’t give change—so have exact change ready!
• Small, local shops: In neighborhoods like Wan Chai, I found a few traditional Chinese medicine shops and old-school tailors that only took cash.

Where to Exchange Cash: Skip the airport—rates are terrible. I exchanged ¥500 at a HSBC branch in Central, and the rate was much better (around 1 HKD = 0.92 CNY, vs. 0.85 at the airport). You can also use mainland bank ATMs in Hong Kong (like Bank of China or ICBC) for cash, but remember the withdrawal limits.

Octopus Card: The “Local Hack” for Transportation

Every Hong Kong local swears by the Octopus card—a contactless smart card for trains, buses, ferries, and even convenience stores. As a tourist, it’s incredibly convenient, especially if you’re taking the MTR or buses daily.

• How to get it: You can buy an Octopus card at any MTR station ticket machine or 7-Eleven. It costs HK$150 (HK$50 refundable deposit + HK$100 stored value).
• Where to use it: MTR, buses, Star Ferry, trams, and even 7-Eleven or McDonald’s—just tap and go! It’s faster than fumbling with cash or cards, and you don’t have to calculate fares every time.
• Refund: When you leave, you can get your remaining value + deposit back at any MTR station customer service center. Just bring the card and your passport.

Pro Tip: If you’re only staying 2–3 days, using your UnionPay card to tap for MTR fares is easier (no need to top up the Octopus card). But for longer trips, Octopus is a lifesaver.

Avoiding Payment Pitfalls: My Mistakes (and How to Fix Them)

I made a few blunders during my trip—here’s what I learned:

1. “My Alipay isn’t working!”: At a seafood restaurant in Sai Kung, my Alipay QR code was rejected because I hadn’t set up “Hong Kong payments” in the app. Fix: Go to Alipay’s “My” tab → “Settings” → “Payment Settings” → “Enable International Payments.” Enable “Hong Kong” specifically.
2. “No change!”: I tried to pay for a HK$30 snack with a HK$100 bill, and the vendor couldn’t break it. Now I always carry small bills—7-Eleven can break large notes if needed.
3. “Card declined!”: My first attempt to use my UnionPay card at a 7-Eleven failed because I hadn’t notified my bank. Fix: Call your bank before leaving Xi’an and tell them you’re traveling to Hong Kong—they’ll unblock your card for international use.

Final Verdict: You’ve Got This!

By the end of my trip, paying in Hong Kong felt second nature. I used Alipay for 60% of purchases (coffee, meals, souvenirs), UnionPay for 30% (hotels, shopping), and cash for 10% (street food, taxis). The key is to diversify—don’t rely on just one method.

If you’re from Xi’an (or anywhere in mainland China), rest easy: Hong Kong is set up to welcome tourists like us. Just activate your payment apps, bring a little cash, and don’t be afraid to ask—most shopkeepers speak basic Mandarin and are happy to help.

Now go enjoy those egg tarts and Victoria Harbour views—worrying about payments is the last thing you’ll need to do!