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What is your after-sales policy?

After-sales support runs 12 months from delivery: technical formulation support, documentation updates, re-order priority, and warranty against quality defects.

After-Sales Policy

ServiceDetail
WarrantyQuality guarantee per COA; replacement/credit for confirmed defects
Technical supportFormulation, dilution, and application guidance for 12 months
DocumentationUpdated SDS/COA re-issue free of charge within the warranty window
Re-order priorityStanding-spec repeat orders receive priority capacity
Regulatory updatesNotification of standard/pharmacopoeia changes affecting the product
Dedicated contactAccount manager + QC email for after-sales queries
  • Warranty excludes issues caused by improper storage, transport mishandling after delivery, or unauthorized modification
  • We support your NDI/REACH/cosmetics-notification documentation needs from our technical file
  • Long-term partners receive quarterly market and supply updates

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บทความนี้เผยแพร่เมื่อ 2026-09-07 และอัปเดตล่าสุดเมื่อ 2026-09-07 โดยจะมีการปรับปรุงเนื้อหาอย่างต่อเนื่อง

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Guilin Four Seasons Sunshine

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.