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What is your after-sales policy for michelia leaf oil?

Our after-sales policy is built around long-term supply partnerships: documentation support, responsive technical advice and fair resolution terms are all part of the standard service.

After-Sales Services

ServiceDetail
Technical supportAroma/spec questions, dilution and formulation advice from our application team
Documentation supportRe-issue of COA, GC-MS, SDS and origin documents for your records or audits, free of charge
Stability guidanceStorage and shelf-life advice for your finished products
Specification updatesAutomatic notification when our spec or standards (GB/FEMA/IFRA) change
ResamplingReplacement sample of a newer batch for seasonal evaluation when needed

After-Sales Terms

  • All batches are retained-sampled for 24 months from production
  • Quality claims are accepted per the complaint process with 48-hour acknowledgment
  • We keep your order history and spec on file so reordering is a one-message job
  • For contract customers we provide quarterly supply-status reports and price outlooks

Our Promise

  • One responsible account manager for the life of the account
  • Honest communication about availability, crop conditions and lead times — before they affect you
  • We treat the first order as the start of a relationship, not a transaction; most of our essential-oil customers have been with us for years

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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.