Xianyu and China's resale economy: what secondhand markets mean for foreign brands
Short version: your brand is already on Xianyu whether you like it or not, listed by strangers at prices you don't set, and the reflex to treat that as a threat is the wrong reflex. China's secondhand economy has grown into a trillion-yuan-plus channel that a couple hundred million mostly-young shoppers use as a normal way to buy. For a foreign brand, resale isn't leakage to be plugged — it's a demand signal, an entry ramp for price-sensitive buyers, and a trust battleground you can either shape or ignore. Read it, don't fight it.
Most foreign brand managers I talk to have one mental model for the secondhand market, and it's roughly "grey market, counterfeits, brand damage — legal's problem." That model was fine ten years ago. It is badly out of date now. Xianyu (闲鱼, "Idle Fish"), Alibaba's C2C resale app, crossed 400 billion yuan in annual GMV by the end of 2024 and runs on the order of 200 million monthly active users, with new listings in the millions per day. It is no longer a flea market bolted onto Taobao. In 2024–2025 Alibaba folded it into its core China commerce group alongside Taobao and Tmall — the internal signal that resale is a growth engine, not a side hustle.
Why resale went mainstream in China, fast
China's used-goods market went from roughly 1 trillion yuan in 2020 to a projected 3 trillion by 2025 — one of the faster-growing consumer categories in the country over that window. And the online slice is still small relative to the whole, which is the interesting part: penetration of online secondhand trading sits in the low single digits by percentage, so most of the growth is still ahead, not behind.
The demographics are the headline for brand people. Nearly half of the users on China's secondhand e-commerce platforms are under 30. For this cohort, buying pre-owned carries none of the stigma a Western marketer might project onto it. It reads as smart, a little green, and often as the only sane way to touch a premium brand on an entry-level salary. The same young consumer who resells a barely-used jacket on Xianyu to fund the next purchase is behaving like an investor managing a wardrobe, not a bargain-bin shopper. That behavior is exactly the audience most foreign brands say they want.
The players, and what each one signals
"Resale in China" is not one thing. The platform a listing sits on tells you something about the buyer and the risk:
| Platform | What it is | What it means for your brand |
|---|---|---|
| Xianyu (Alibaba) | The giant, general C2C app — everything from phones to furniture to unopened gifts | Where your unofficial price floor and real demand are visible in public; the widest audience |
| Zhuanzhuan (Tencent-backed) | Managed resale weighted to electronics and luxury, with inspection centers and quality control | Authenticated, higher-trust flow; a model for how "certified pre-owned" can work |
| Plum, Feiyu and similar | Curated luxury-resale apps with in-app authentication and price guidance | Where second-hand demand for premium and heritage brands concentrates |
| Trade-in on JD / Taobao | Structured old-for-new and certified pre-owned programs run by the marketplaces | A channel you can plug into rather than compete with |
The pattern across all of them in 2024–2025 is the same: a push toward trust. Xianyu built out authentication able to verify millions of item types, and both Xianyu and Zhuanzhuan started opening physical inspect-and-trade-in stores. That matters because the single biggest brake on the category has always been fear of fakes — surveys consistently show counterfeit anxiety keeps a large minority of would-be buyers away. The platforms are spending to fix that. A brand that helps them is pushing on an open door.
Read resale as data before you read it as a threat
Here's the contrarian bit. Most brands' first instinct is enforcement — takedowns, cease-and-desists, trying to scrub their name off the platform. Occasionally that's warranted (outright counterfeits, stolen goods). Usually it's a waste of money and it blinds you to free intelligence. What a live Xianyu search for your brand actually tells you:
- Your true price floor. What people will pay for your product used is the honest ceiling on how much "brand premium" you're really carrying. If lightly-used units hold 80% of retail, you have pricing power. If they crater to 30%, your first-hand price is a story the market doesn't believe.
- What sells and what sits. Which SKUs, colours, and sizes move on resale, and which pile up unsold, is unfiltered demand data your own sell-through can't give you.
- Why people let go. Resale listings and their descriptions are a confession booth — "bought the wrong size," "too heavy," "duplicate gift." That's product and merchandising feedback for free.
- Counterfeit pressure. A flood of suspiciously cheap "new" listings is an early warning that fakes are entering the channel — worth acting on, but you only see it if you're watching.
None of that shows up in a Tmall dashboard. It's the layer underneath, and it's public. Ignoring it to protect your dignity is the expensive choice.
What a foreign brand should actually do
You don't need a resale strategy the size of your Tmall strategy. You need a posture, and a few concrete moves:
- Monitor it monthly. Put someone on a standing Xianyu and Zhuanzhuan search for your brand and top SKUs. Track the used-to-retail price ratio over time. It's the cheapest brand-health meter you have in China.
- Lean into authentication, don't fight the platform. Where a platform offers brand verification or certified programs, feed it — reference guides, serial-number logic, materials that help its authenticators tell your real product from a fake. Every genuine unit they can verify protects your first-hand price.
- Design an on-ramp, not a wall. The buyer discovering you second-hand at 60% of retail is a prospect, not a lost sale. Trade-in and certified pre-owned programs (the model JD and the resale apps already run) let you meet that buyer, capture the data, and pull them toward the official channel on their next purchase.
- Manage supply, not just demand. Chronic deep discounting on resale usually means you over-produced or over-discounted first-hand somewhere upstream — a daigou channel dumping stock, an outlet leaking. Fix the source. This is the same discipline as managing the daigou grey market instead of fighting it.
The luxury and premium exception
If you sell premium or heritage goods, resale isn't a nuisance — it's part of your value proposition, whether you participate or not. A healthy secondhand market with strong resale values is a reason to buy first-hand: it lowers the perceived cost of ownership. Young Chinese luxury buyers increasingly factor "what will this hold on Plum or Xianyu" into the purchase, the way a car buyer thinks about residuals. A brand whose products evaporate in value on resale is quietly teaching the market that it isn't really premium. That's a marketing problem dressed as a logistics one, and it connects directly to how you earn trust with China's Gen Z in the first place.
Bottom line
China's resale economy is big, young, growing, and — crucially — public. Xianyu and its peers have turned secondhand from a stigma into a default, and they're spending hard to make it trustworthy. For a foreign brand, the losing move is to treat all of it as theft and try to make it disappear. The winning move is to read it: use the price floor as a brand-health signal, feed the authentication systems that protect you, and build an on-ramp that turns second-hand curiosity into first-hand loyalty. Resale is where the market tells you what your brand is really worth. Listen before you argue.
If you're trying to figure out what your brand's second-hand behaviour in China is telling you — and what to do about it — that's the kind of read I do with brands entering and scaling in Greater China. Reach out and we'll look at it together.