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What is your after-sales and quality guarantee policy?

We stand behind every batch: quality claims are accepted within 30 days of receipt against the COA and retained samples, with replacement or credit as the resolution. Technical and regulatory support continues after delivery for repeat and contract customers.

After-Sales Policy

ItemDetail
Claim windowWithin 30 days of receipt
EvidenceCOA, batch number, photos of issue
ResolutionReplacement, credit or rework per complaint procedure
Retained samplesHeld ≥24 months for re-testing
GuaranteeBatch matches COA and agreed specification
  • Free after-sales technical advice: dilution, blending, labeling and documentation
  • Annual-contract customers receive priority supply and fixed pricing
  • Regulatory updates (standards, positive lists) shared proactively for key markets

Contact your account manager for any after-sales or regulatory question at any time.

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This article was published on 2026-09-07, and last updated on 2026-09-07. The article will be continuously updated.