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Products, certification, the markets we serve and the plant you are welcome to audit — without the corporate voice-over.
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SILSEP is the animal nutrition brand of the Censil group, focused on one problem the global additive industry treats as an afterthought: performance in hot, humid climates. Our sweeteners, palatants, emulsifiers and antioxidants are engineered from the climate backwards — for 85°C+ pelleting, months of tropical storage, and the raw-material realities of fast-growing feed markets.
Core products — carrier-free sweetener VS7188, biomimetic palatant VS1437, milk flavor VS382, sweetener VS3965, LPC emulsifier and antioxidant VSW5 — serve feed mills, premix producers and integrators across Southeast Asia, South Asia, the Middle East and beyond.
We position ourselves deliberately between two worlds: the underlying process technology of the global leaders, without the brand premium — optimized for your local climate, raw materials and cost targets, and backed by a FAMI-QS certified feed safety & quality management system with batch-level traceability.
EVERY GRAM SHOULD EARN ITS PLACE IN THE FORMULA
Every feed mill in a hot, humid market deserves additives engineered for its reality — not diluted versions of a temperate-climate formula. We build for the climate first, then for the cost sheet.
From first sample to long-term supply, we aim to be the supplier formulators call when the environment is the hardest constraint — trusted for data, honesty about limits, and consistency batch after batch.
We publish trial data, recommend parallel testing against your current product, and support introduction step by step — sample, trial, small order, then scale.
Specialization is our moat. We would rather be the definitive answer for tropical feed performance than a footnote in a global catalog.
A compact team built around one discipline: evidence. From formulation benches to customer barns, every recommendation we make is tested before it is promised.

Formulation and dosage development — matching each grade to raw materials, species and process conditions before it reaches your trial.

Sample evaluation, stability checks and grade selection support — your first call when a formula misbehaves.

TDS, SDS, COA and certificate management — complete, current and verifiable paperwork with every shipment.

On-farm trial design and follow-up across Southeast Asia — intake, FCR and stability measured where it matters.
A new additive supplier is easy to try and easy to drop. The clearest measure of whether a product actually works in a customer’s mill is whether they order it again — and keep ordering, season after season.
Our longest continuous customer relationships — supplying the same mills through changing formulas, seasons and market cycles.
Around half of our volume goes to customers who have ordered from us before — the proportion we watch most closely.
Countries and regions served, with commercial focus on Southeast Asia, South Asia and MENA.
SILSEP products are manufactured under FAMI-QS certified quality management with batch-level traceability from raw material to shipment. Production, quality control and export logistics operate as one chain — so what leaves the line is what arrives at your mill.

Modern granulation, blending and spray-drying lines under FAMI-QS certified quality management.

Batch-level analysis and traceability — TDS, SDS and COA documentation with every commercial shipment.

Export-ready packing and documentation, shipping to 30+ countries and regions on schedule.
We are built for the order sizes real feed mills place — from a single trial carton to full-container regular supply. Rather than quote a headline tonnage, we prefer to answer the question that actually matters to you: can you deliver my volume, to my port, on my schedule? Tell us the destination and quantity and we confirm lead time and terms within one working day.
Sample and trial quantities kept deliberately accessible — no minimum-order barrier to testing.
Scheduled supply at pallet and full-container volumes, with consistent batch documentation each shipment.
Lead time, packing and Incoterms confirmed within one working day of your enquiry.
Held by our operating entity Longyan Shenghe Trading Co., Ltd. — every certificate number below can be verified with the issuing body.

Feed Safety & Quality Management incl. GMP (Code v6) · Bureau Veritas
Cert. No. CNBJ380053-CN · Site FAM-0673
Certified since 2021 · valid to 2027-03

Food Safety Management System · EACC (CNAS / IAF)
Cert. No. 114FSMS2300022
Certified since 2023 · valid to 2029-01

International Halal Certificate · SSPY (JAKIM-recognized body)
Cert. No. SSPY-201318-32223-R3
Valid to 2027-06
Our commercial focus follows the climate: Southeast Asia, South Asia, the Middle East and North Africa — supported by customers across 30+ countries and regions worldwide.
We host buyer visits and third-party audits at our production site. If your procurement process requires a supplier audit before the first order — or you simply want to see the line that will run your product — send us your checklist and we will schedule it. Visitors are walked through production, quality control and documentation, and leave with the batch records for the grades they are evaluating.



We began as a supplier of specialty chemicals. The first turning point was the decision to own the technology — building production lines, a QC laboratory and quality systems of our own, so that what we sold was ours to guarantee.
The second was a change of method: stop selling claims, start selling evidence. FAMI-QS certification, batch traceability, published trial data and parallel-testing introduction — the disciplines that let a newcomer earn a place beside global brands.
The third was focus. Rather than sell everything everywhere, we committed to the hardest problem we kept meeting: feed performance in hot, humid climates. That bet became SILSEP — and the six products that carry it.
Distributor, feed mill or integrator — tell us your market and species focus, and we’ll map the right starting products and trial plan.