What is HS code 3903?

HS code 3903 covers polymers of styrene, primary forms. It is used by customs authorities worldwide to classify shipments of this product.

How do I find buyers for HS code 3903?

Search customs shipment records for HS 3903, group them by consignee to see which companies import polymers of styrene, primary forms, then rank them by shipment count, value and sourcing markets.

Which countries import the most HS 3903?

Caatoo Exim publishes country-level pages for HS 3903 so you can compare importers and exporters of polymers of styrene, primary forms market by market across 80+ customs jurisdictions.

HS 3903

HS 3903 buyers and polymers of styrene suppliers

See which companies actually import and export HS 3903 — pulled from live customs shipment records across 80+ countries.

Updated 2026-10-18

Who buys and sells HS 3903?

HS 3903 covers polymers of styrene, primary forms. We do not currently have active importer or exporter records for this code in the last 12 months. Try a related HS code below, run a live search, or check back after our next customs refresh.

Source: customs bill-of-lading and declaration records. Last updated 2026-10-18.

Key facts

HS code: 3903
Product: Polymers of styrene, primary forms
HS chapter: 39 — Plastics and articles thereof
Live market signals: No new movements detected
Period covered: Rolling last 12 months
Data source: Customs bills of lading, 80+ countries

What HS 3903 covers

HS 3903 is the harmonised system classification for polymers of styrene, primary forms, part of chapter 39 — plastics and articles thereof. Every cross-border shipment of this product is declared to customs under this code, which makes it the fastest way to identify real trading companies rather than directory listings.

How to find buyers for HS 3903

Search the shipment records
Enter HS 3903 and, optionally, a destination market to pull every matching customs transaction.
Group them into companies
Caatoo Exim aggregates consignees and consignors into ranked company profiles with shipment counts, values and top partners.
Research and shortlist
Research each company, score buying intent, and push the best fits into your lead pipeline.

Only on Caatoo Exim

AI matchmaking ranks the HS 3903 buyers and suppliers that fit your trade profile, and live signals flag price swings, new entrants and returning buyers in this product.

AI matchmakingTell us the HS codes you trade and we rank the companies already buying or supplying them.Get my matches Live trade signalsPrice swings, new entrants, dormant buyers coming back and news on your products — pushed to you.See live signals Verified by customsEvery recommendation cites the shipment records behind it, so you can check the evidence.Browse HS codes Trade boardPost a buying request or supply offer and reach traders who already move your product.Join the board

What you get

Ranked importers and exporters of polymers of styrene, primary forms
Shipment volumes, values and trade lanes per company
AI business summaries and fit assessments
Buyer intent scoring and competitor buyer lists

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Polymers of styrene importers by country

See polymers of styrene importers, buyers and suppliers in a specific market.

Related HS codes

3901Polymers of ethylene, primary forms 3902Polymers of propylene or other olefins 3907Polyacetals, polyethers, polyesters 3923Plastic packaging articles 3926Other articles of plastics 390110Polyethylene, specific gravity < 0.94 390120Polyethylene, specific gravity ≥ 0.94 390210Polypropylene, primary forms

HS 3903 frequently asked questions

What is HS code 3903?: HS code 3903 covers polymers of styrene, primary forms. It is used by customs authorities worldwide to classify shipments of this product.
How do I find buyers for HS code 3903?: Search customs shipment records for HS 3903, group them by consignee to see which companies import polymers of styrene, primary forms, then rank them by shipment count, value and sourcing markets.
Which countries import the most HS 3903?: Caatoo Exim publishes country-level pages for HS 3903 so you can compare importers and exporters of polymers of styrene, primary forms market by market across 80+ customs jurisdictions.