A-Qiang has been selling copper materials for three years. He built up a "copper-using factory list" — dense with more than sixty thousand rows — and spent an entire quarter sending cold outreach emails to it, with a reply rate that never topped 1%. The problem wasn't that the list was too small — it was that a transformer factory needs copper strip and busbar, a cable factory needs copper rod, a refrigeration-equipment factory needs red-copper tubing, and an electronic-component factory needs copper foil and strip. These four types of factories simply aren't buying the same thing. Treating a "copper-using factory" list as one big pot is like using a red-copper-tubing pitch to cold-call a cable factory that only buys copper rod — you're lucky if they just hang up politely.
67,000 Downstream Factories Actually Split Into Five Completely Different Maps
I pulled the data on China's real copper-using factories from Tianxia Gongchang: the total downstream pool is 67,332 factories, with Guangdong Province leading at 20,612, followed closely by Jiangsu at 12,338 and Zhejiang at 9,900. It looks like one big pool, but once you break it down by "which copper form they actually buy," the five sub-pools differ enormously in geographic distribution and purchasing-decision logic.
The table below shows the core numbers for the five downstream categories:
| Downstream industry | Factory count | Main copper form purchased | Top province |
|---|---|---|---|
| Electronic component manufacturing | 25,407 | Copper foil, copper strip (thin, high-precision) | Guangdong |
| Wire and cable manufacturing | 17,056 | Copper rod, low-oxygen copper rod (large-gauge continuous casting and rolling) | Guangdong |
| Motor manufacturing | 11,185 | Enameled-wire billet, copper busbar (windings + connection busbars) | Zhejiang |
| Refrigeration/air conditioning and home appliances | 8,028 | Red-copper tubing (internally grooved tube, plain tube) | Zhejiang |
| Transformer manufacturing | 6,514 | Copper strip, copper busbar (winding lamination) | Guangdong |
The five categories add up to nearly 68,190 (slightly over the total pool because a small number of factories fall into more than one category). But what matters more than the numbers is this: the purchasing logic, specification requirements, and decision-making level are almost completely different for each category. Mixing them into one cold-call list is like a copper-foil seller quoting copper-rod prices to a cable factory — it's not that the customer doesn't want to buy, it's that you targeted the wrong person from the start.
Five Forms, Five Different Customer Maps
Copper form ① — Copper foil / copper strip (high-precision thin stock)
Maps to: electronic-component manufacturers, 25,407 factories
Main battleground: Dongguan, Suzhou, Shenzhen — Guangdong Province alone accounts for nearly half. These factories make PCBs, connectors, and lead frames, and require copper-foil thickness tolerances at the micron level; the purchasing decision sits with R&D engineers or the process department — procurement just executes the quote. Visit path: enter through the technical R&D level first, then work down to procurement. When sourcing factories, prioritize the Dongguan + Suzhou + Shenzhen triangle.
Copper form ② — Copper rod (low-oxygen continuous-cast-and-rolled large stock)
Maps to: wire and cable manufacturers, 17,056 factories
Main battleground: Xingtai, Dongguan, Shenzhen — Hebei is the second-largest province after Guangdong. Cable factories are highly concentrated around Xingtai in Hebei, drawing large volumes of copper rod and highly price-sensitive, with purchasing decisions basically resting with the owner or general manager. These factories usually don't need precision processing — what they need is copper content that meets spec, priced in line with the copper market. To source factories, filter by Hebei + Cable — the density in a single city (Xingtai) alone is enough to fill a month of visits.
Copper form ③ — Enameled-wire billet / copper busbar (for windings)
Maps to: motor manufacturers, 11,185 factories
Main battleground: Taizhou, Ningbo, Ningde — Zhejiang has the most nationwide. Zhejiang's motor factories are mostly small and mid-sized, using both enameled-wire billet (stator windings) and copper busbar (control busbars), often sourced from different suppliers. Taizhou alone has more than a thousand factories, making it a good candidate for focused, deep coverage — thoroughly working the Taizhou motor cluster can outperform casting a wide net nationwide.
Copper form ④ — Red-copper tubing (internally grooved tube / plain tube)
Maps to: refrigeration/air-conditioning and home-appliance manufacturers, 8,028 factories
Main battleground: Ningbo, Dezhou, Shaoxing, Taizhou — Zhejiang and Shandong stand as twin leaders. Refrigeration-equipment factories use relatively steady volumes of copper, and air-conditioning copper-tube specs are highly standardized; the barrier to switching suppliers lies in the certification cycle, so once you're in, the relationship is sticky. Dezhou holds a prominent position on Shandong's home-appliance manufacturing belt and deserves a dedicated round of coverage.
Copper form ⑤ — Copper strip / copper busbar (for winding lamination)
Maps to: transformer manufacturers, 6,514 factories
Main battleground: Shenzhen, Wenzhou, Baoding, Wuxi — Guangdong leads, and the area around Baoding in Hebei concentrates a large share of power-transformer production. Transformer factories buy copper strip and busbar in a wide range of specs — wide copper strip for low-voltage windings, narrow copper strip for high-voltage windings, and copper busbar for buswork; a large factory may purchase five or six specs at once. The decision-maker is usually the procurement manager, but a technical review is required to get in the first time.
Why "Copper-Using Factory" Lists Exported from Qichacha/Tianyancha-Type Tools Don't Work
The standard approach for these lookup tools is to search the registered business scope by keyword. A search for "copper" pulls up a list containing traders, processing middlemen, deregistered zombie companies that were never updated, and a large number of shell companies that put "copper products" in their business scope but never actually purchase copper material. Once you get a list like this, you have to filter it yourself first, which eats up a lot of time — and after filtering, the share that's genuinely in production turns out to be alarmingly low.
The 67,332 downstream factories on Tianxia Gongchang are squeezed out of more than 4.8 million real manufacturing records by industry classification, business-registry active status, and insured-headcount, among other dimensions — not cast by keyword, but bounded by "factories genuinely operating in this industry." The gap between the two isn't a matter of size, it's a matter of sample quality: the hundreds of hours wasted on the wrong customers cost far more than a year's membership fee of ¥768.
A-Qiang's Practical Breakdown: Locking In the First Batch of Target Customers by Copper Form
A-Qiang's later approach was to first confirm which copper form he sells, and then work only the corresponding map — refusing to mix all five factory types into one quarter's plan.
He sells copper tubing, so his target is refrigeration and air-conditioning factories. Step one: on Tianxia Gongchang, filter by Zhejiang + Refrigeration Equipment to pull a list of factories in Ningbo, Shaoxing, and Taizhou, then filter for 50+ insured employees to screen out small workshops, leaving only target customers with real purchasing volume. Step two: pick the top 20 factories in each city for focused visits, instead of scattering effort thin. Step three: open with "Is the copper tubing you use internally grooved or plain? We mainly do the internally grooved line" — one sentence is enough to set yourself apart from unrelated suppliers.
The essence of this breakdown is: a copper-materials salesperson's customer map isn't "factories that use copper" — it's "real, operating factories that use the specific copper form you sell, with purchasing volume that clears the bar." Geographically, lock the province first, then the city cluster; by category, lock the form first, then the spec range; by scale, lock insured headcount first, then set priority.
Registered Capital and Headcount: Two Rulers for Quickly Judging Customer Tier
Tianxia Gongchang's data also has two sets of numbers you can use directly to tier your customers.
On registered capital: a substantial number of factories are under 1 million yuan, while those above 50 million yuan are the top tier. Low-capital factories don't necessarily skip buying copper, but their purchase volumes tend to be scattered and payment terms tend to stretch out; high-capital factories often already have fixed suppliers, making them harder to break into — but once you're in, both the size per order and the stability of the relationship move up a level.
On insured headcount: a large number of factories have fewer than 10 insured employees, putting them in the small-workshop category with scattered purchase volumes; factories with 100+ insured employees are the priority targets for copper-materials sales — the correlation between insured headcount and actual copper usage is far more reliable than business-scope keywords. Setting the filter threshold at 50+ insured employees leaves you with the core customer pool worth concentrating your effort on.
5 Questions to Check Before Heading Out on a Visit
- What copper form am I selling (foil / strip / rod / tubing / busbar), and is the factory I'm visiting this time buying the same form?
- Does this factory have more than 50 insured employees — does its purchase volume clear my minimum order quantity?
- Is the target city part of a high-density cluster for this type of factory (check the maps above)? Or am I wasting travel on an isolated point in a low-density area?
- Does my opening line state the spec range or grade I focus on, so the other side can decide in three seconds whether to keep talking?
- Who is this factory's main downstream customer — its end product determines its tolerance for copper-material specs and its willingness to switch suppliers.
Using Tianxia Gongchang to Filter a Copper-Materials Customer List
Step one: on Tianxia Gongchang, filter by industry (cable / electronic components / motors / transformers / refrigeration) + target province/city to filter out real, operating factories.
Step two: add a filter for 50+ insured employees, export to CSV, prioritize your route by city cluster, and start calling.
No need to buy an external list, no need to manually dedupe in a lookup tool, and no need to finish an entire quarter of ineffective calls before discovering you targeted the wrong industry.
A one-off "copper-using factory" list on the market goes for ¥800–2,000, with uneven quality, a six-month expiration, half the decision-maker fields missing, and an extra fee for updates. A Tianxia Gongchang membership costs ¥768/year, with unlimited filtering and export across more than 4.8 million real factory records nationwide, synced weekly with business-registry and insured-headcount updates — the list you filter out today can be refreshed again next week to see if there are new factories or status changes.
Competitive density in copper-materials sales isn't low — getting in the door one step earlier is an advantage. A list is a consumable; a membership is reusable infrastructure.
→ Filter cable factories on Tianxia Gongchang | → Get a Tianxia Gongchang membership now, ¥768/year
Published by the Tianxia Gongchang Research Institute.