Other styrene polymers, primary forms
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Other styrene polymers, primary forms — trade of United States with the countries in our coverage

HS code 390390

From April 2025 to September 2026, United States exported goods under HS code 390390 (Other styrene polymers, primary forms) to the countries in our coverage: 102 shipments by 23 companies. Main buyer countries in our coverage (share of exports): Mexico 54.8%, Colombia 40.7%, Vietnam 4.5%. Imports from the countries in our coverage are small: 1 shipment. These figures cover only trade with the 14 countries in our coverage, not all of the country's foreign trade.

Coverage data. These figures cover only trade with the 14 countries in our coverage, not all of the country's foreign trade.
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Official description: Other polymers of styrene, in primary forms Heading 3903: Polymers of styrene, in primary forms

Imports

Imports from the countries in our coverage are small: 1 shipment

Exports

102
shipments
April 2025 – September 2026

Mexico — 54.8%

Mexico receives the most shipments · Share

Buyer countries
  • Mexico 54.8%
  • Colombia 40.7%
  • Vietnam 4.5%
23
companies
exported this product in the period

Largest exporters

  1. 1 Samsung C&T America Inc.
  2. 2 ROHM Y HAAS CHEMICALS LLC
  3. 3 VINMAR INTERNATIONAL LLC
  4. 4 SUN DRILLING PRODUCTS CORPORATION
  5. 5 ALLNEX USA INC

Shipments by month

May 2026
The busiest month of the period · 18 shipments
Busiest month
18 shipments
May 2026
Quietest month
0 shipments
April 2025
Average per month
6 shipments
Exports

Buyers and suppliers for this code

Lists of companies that buy and supply this product.

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This code in other countries

Vietnam 7,124 shipments
Mexico 1,485 shipments
Philippines 656 shipments
Colombia 385 shipments
Bangladesh 145 shipments
Uzbekistan 129 shipments
Kazakhstan 109 shipments
China 3,444 shipments
Hong Kong 1,366 shipments
South Korea 956 shipments
Japan 795 shipments
Singapore 375 shipments
Taiwan 327 shipments
Indonesia 317 shipments
Somalia 287 shipments
Germany 219 shipments
Malaysia 213 shipments
Thailand 195 shipments
Turkey 103 shipments

Neighbouring codes

Other codes in heading 3903

Polystyrene, non-expandable, primary forms 390319
ABS plastic, primary forms 390330

Questions and answers

From April 2025 to September 2026, United States exported goods under HS code 390390 (Other styrene polymers, primary forms) to the countries in our coverage: 102 shipments by 23 companies. Imports from the countries in our coverage are small: 1 shipment.

Main buyer countries in our coverage (share of exports): Mexico 54.8%, Colombia 40.7%, Vietnam 4.5%.

Exporters trading with the countries in our coverage: 23. The largest include Samsung C&T America Inc., ROHM Y HAAS CHEMICALS LLC, VINMAR INTERNATIONAL LLC.

No. These figures cover only trade with the 14 countries in our coverage, not all of the country's foreign trade.
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