Finnrick, an independent testing programme, publishes 14 assays for Shenzhen Jiechuang Trading: 12 met its Purity focus threshold (at least 99.5% purity, no more than 35% dosage deviation) and 2 did not. Most recent assay 3 Aug 2026.
Shenzhen Jiechuang Trading operates from China, listed by Finnrick as "Not found". Source: Finnrick, https://www.finnrick.com/vendors/shenzhen-jiechuang-trading.
Finnrick-tested with very poor results. Tested across 1 peptide products with 8 total samples.
Shenzhen Jiechuang Trading is listed as active. Finnrick Grade E. Finnrick avg score: 5.2/10 across 8 samples (1 products). Poor quality detected in testing. Use with extreme caution.
Shenzhen Jiechuang Trading holds independent lab grade E, assigned across 8 graded samples, average score 5.2/10. That grade comes from an independent grader's own sampling, not from PeptideAtlas, and it describes the samples that grader obtained rather than every batch sold.
No independent third-party assay is on file for Shenzhen Jiechuang Trading, and we have not yet compiled a profile of its own website. An untested vendor has not failed a test — this is an absence of evidence, not evidence against it.
| Product | Assays | Result |
|---|---|---|
| Tirzepatide | 9 | 7 passed, 2 failed |
| Retatrutide | 5 | 5 passed, 0 failed |
Source: Finnrick, as published 2026-08-09. Pass and fail are Finnrick's classification against its own threshold, not ours.
| Status | Active |
|---|---|
| Independent lab grade | E (8 samples) |
| Average grader score | 5.2/10 |
| Vendor type | Research-use supplier |
Shenzhen Jiechuang Trading is listed as active and we hold 14 Finnrick assays (12 passing, 2 failing its purity threshold); an independent lab grade of E. That is evidence about the batches that were tested or published, not a guarantee about the vial you receive.
Yes. Finnrick, an independent testing programme, publishes 14 assays for Shenzhen Jiechuang Trading: 12 met its Purity focus threshold (at least 99.5% purity, no more than 35% dosage deviation) and 2 did not. Most recent assay 3 Aug 2026.
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