A natural plant extract manufacturer and OEM/ODM partner
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Can I arrange an inspection or factory audit?

Yes — we welcome pre-shipment inspection and factory audits, either by your team or a third-party agency.

Inspection TypeCoverage
Pre-shipment inspectionQuantity, packaging, labeling, appearance, random sampling
Quality auditProcess, hygiene, QC records, equipment
Batch samplingIndependent sampling for lab testing
Virtual auditVideo walkthrough for remote buyers
We are ISO 9001-managed with documented procedures, so audit evidence (process flows, calibration records, batch records) is available on site. Sampling and testing methods can be agreed in advance and written into the inspection protocol.

Tell us your preferred agency or date window — we will arrange access, documents and a sampling plan.

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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.

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Guilin Four Seasons Sunshine

sales@essentialoilsfactory.com
86 13367530509

Founded in 2006, Guilin Four Seasons Sunshine F&F Co., Ltd. is a natural plant extract manufacturer and OEM/ODM partner in Guilin, China, combining proprietary Living-Fragrance physical extraction with supercritical fluid extraction to deliver pure, traceable botanical ingredients to global food, flavor, fragrance and personal care brands.

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