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China Company Check
ChineseCheck
VeriSupplier
China-side verification of Chinese suppliers for overseas buyers — official records read inside China and returned in English, with each source named and its query date attached.

Website, pricing, platforms and company facts side by side.
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| Website | opalstack.com | currawongweb.com |
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In their own words, as submitted to SaaSHub.


No description of Opalstack yet.
Currawong Web is a China-side desk that checks Chinese suppliers for overseas buyers. Give us the supplier's registered Chinese name — and the 18-character Unified Social Credit Code as well if you have it, which narrows false matches; we read the official Chinese records from inside China and...
What each product offers, as listed by its team.


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No analysis of Currawong Web yet.
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Opalstack and Currawong Web.
Currawong Web's answer:
Overseas buyers and sourcing teams who need to check a Chinese supplier and cannot reliably reach the Chinese official portals themselves — importers placing a first order, procurement teams onboarding a new factory, and small distributors without a China office or Chinese-language staff.
It suits one-supplier, one-decision checks rather than continuous screening at scale. A team already running a subscription database and reading Chinese records in-house does not need us.
Currawong Web's answer:
It is staffed from inside China, and it publishes its own limits.
Every delivered line names the platform it came from and the date it was queried, because a Chinese registry record is a dated fact and stops being current the moment something is filed. Person names are withheld by default and unlocking them is a separate flat fee, so a routine supplier check does not quietly become a file on individuals.
The part most buyers never hear about: the registry API this industry runs on does fuzzy matching. Ask for a company it cannot find and it returns the closest one it has — silently, with a complete-looking record. We reject any result whose registered name is not character-for-character the one ordered, and say so, rather than delivering another company's records under your supplier's name.
Currawong Web's answer:
Because you can check our work before you pay us anything.
The registry snapshot — scope, status, capital, established date, address — is free. Two tools run entirely in your browser with no account and no upload: a factory-or-trader read of a registered business scope, and a Unified Social Credit Code checker that validates the check character against GB 32100-2015.
Beyond that, our measurements are published as open datasets under DOIs, with methods and limits stated, including one conclusion we withdrew after a paired control experiment showed our first reading was wrong. Anyone can download the data and judge whether we are careful. That is a different offer from a report you can only assess after buying it.
Currawong Web's answer:
It began with a measurement rather than a plan. We were testing whether China's official company registry could be reached, and the first reading looked clear-cut. A paired control — same machine, same moment, the only variable being whether the request went through a proxy — showed the failure was in our own network path, not at the target, including for an Australian government host that answered fine on a direct connection. So we withdrew the conclusion and published the correction.
That set how the desk works: state the vantage point, state the date, state what the observation cannot support. Buyers who cannot check China-side records themselves are exactly the people who cannot audit an overconfident answer, so the limits have to travel with the figures.
Currawong Web's answer:
A static site with serverless functions and a serverless SQL database at the edge, with no third-party runtime dependencies in the request path. The two public tools are plain browser JavaScript — nothing is uploaded and no account is created to use them.
Registry data comes from one licensed Chinese business-information platform. We do not query, proxy, embed or scrape the official government portals from a buyer's browser, and we do not work around access controls on them; when an official source has to be read, a person in China reads it and reports the source, the query date and the limits.
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