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How to Verify a Chinese Tea Supplier Before You Pay

China has thousands of genuine tea factories and a much larger number of trading offices that will happily call themselves one.

Published 2026-10-09 · 8 min read

China has thousands of genuine tea factories and a much larger number of trading offices that will happily call themselves one. The difference shows up in what they can produce on paper before any money moves.

1. Start with the licence, not the sample

Any company in China that legally processes food must hold a Food Production Licence — the SC number. A supplier that exports processed tea without one is operating outside the rules, and that is not a supplier you want standing behind your label.

The SC number is verifiable. Ask for the licence image, then check the company against the National Enterprise Credit Information Publicity System (国家企业信用信息公示系统). What you are looking for is whether the registered business scope actually includes tea production and processing — or only sales and trading.

One question that sorts most of it out Ask them to walk you through the processing line from fresh leaf to packed product. A factory will describe withering, rolling, fermentation and drying with specifics. A trading office tends to answer in generalities.

2. Factory or trading company?

Signal Factory Trading company
Business scope Production, processing Sales, trading, import-export
Location In or near tea-growing counties In major trade cities
Equipment Can show withering troughs, rolling and drying lines Cannot show machinery
Certifications Held by the producer itself May hold none; refers to a partner
MOQ and lead time Set by its own capacity Depends on a third party
Customisation Can change blend, format, processing Relays the request

Being a trading company is not dishonest on its own — plenty of good exporters are traders. The problem is when a trader presents itself as the producer, because then nobody in the chain actually controls the process you are paying for.

3. Four documents that actually matter

Document What it proves How to check
SC Food Production Licence The facility is legally allowed to process food Verify the number on the public credit system
Export food producer filing The plant is registered to export Match the filing number to the company name
Third-party residue report A named laboratory tested a specific batch Check the lab's accreditation and the batch number
Organic certificate A certification body certified the operation Search the certificate number on the certifier's database

A certificate is only worth what its verifiability is worth. Every one of the four above can be checked against an independent database — which is exactly why they are the ones to ask for.

4. Verify the numbers, don't just collect them

Collecting a folder of PDFs proves nothing. What separates a routine supplier from a careful one is whether the identifiers line up across documents.

The three-way match The batch number on the test report, the packing list and the commercial invoice should be the same number. When they differ, the report usually belongs to a different lot of tea than the one being shipped.

5. Red flags worth walking away from

None of these is conclusive alone. Two or three together, on a large first order, is enough to look elsewhere.

6. How we handle it

Our sourcing is structured so the production side is a named, licensed facility — not an anonymous supplier. The certificates we can share (China Organic, USDA NOP, SGS batch reports, export filing) are held by that facility and are checkable against the issuing body's database.

We do not name that facility in public material; if you are a buyer with a live order we will share the details under the commercial discussion. What we will always do is give you a certificate number you can check yourself.

The strongest version of this check is a visit. If a first order is large enough to justify it, come and see the gardens and the processing floor.

Sources

This article is general information, not legal advice. Regulations change; always check the current text on the official EU or US source before you ship.

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Frequently asked questions

Which documents actually prove a Chinese tea supplier is legitimate?

Four are worth asking for: the SC food production licence, the export food producer filing, a third-party residue report for the specific batch, and the organic certificate if organic is claimed. Each can be checked against an independent database.

How do I tell a trader from a producer?

Ask who controls the processing. A producer sets its own MOQ, lead time and blend; a trader depends on a third party and can only relay changes. Being a trader is not dishonest. Presenting a trader as the producer is the problem.

What is the strongest single check?

The three-way match: the batch number on the test report, the packing list and the commercial invoice should be the same number and refer to the same lot. When they differ, the report usually belongs to a different batch of tea.

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