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Resources · Trade statistics

HS 3903 · Polystyrene and styrene copolymers

Polymers of styrene in primary forms, including polystyrene, SAN and ABS copolymers.

Official MOC description Polymers of styrene, in primary forms

Countries and territories ranked by Thailand's exports and imports of this four-digit product. January–July 2026 · HS 2022. Each list ranks up to ten reporting countries and territories; special MOC partner codes are excluded and no World total is derived.

Official MOC HS descriptions; reviewed TRCC short names where available; TRCC-calculated rankings January–July 2026 · Year to date · USD

At a glance

Verified data summary

January–July 2026 · Top export: CHINA · US$55.4M; Top import: CHINA · US$186.4M

Source: Official MOC HS descriptions; reviewed TRCC short names where available; TRCC-calculated rankings

January–July 2026 · Year to date · USD Change

Reporting context

Reporting period and currency

Products

Top countries and territories for Thailand's exports of HS 3903

HS 2022 · January–July 2026 · USD · Calculated by TRCC

TRCC sum of all countries and territories
US$179,212,736.7655 reporting countries and territories; not World
  1. 1 CHINAMOC partner code CN US$55.4M30.9% of total · US$55,381,925.72
  2. 2 INDIAMOC partner code IN US$40.9M22.8% of total · US$40,872,800.94
  3. 3 JAPANMOC partner code JP US$10.5M5.9% of total · US$10,489,496.80
  4. 4 INDONESIAMOC partner code ID US$10.2M5.7% of total · US$10,169,089.68
  5. 5 VIETNAMMOC partner code VN US$9.8M5.5% of total · US$9,836,884.71
  6. 6 MALAYSIAMOC partner code MY US$5.9M3.3% of total · US$5,857,185.93
  7. 7 PHILIPPINESMOC partner code PH US$4.9M2.7% of total · US$4,872,353.17
  8. 8 TURKIYEMOC partner code TR US$4.8M2.7% of total · US$4,803,053.68
  9. 9 PAKISTANMOC partner code PK US$4.4M2.5% of total · US$4,438,791.08
  10. 10 SOUTH AFRICAMOC partner code ZA US$4.4M2.4% of total · US$4,364,189.69

Products

Top countries and territories for Thailand's imports of HS 3903

HS 2022 · January–July 2026 · USD · Calculated by TRCC

TRCC sum of all countries and territories
US$406,900,200.1737 reporting countries and territories; not World
  1. 1 CHINAMOC partner code CN US$186.4M45.8% of total · US$186,369,088.37
  2. 2 S. KOREAMOC partner code KR US$74.1M18.2% of total · US$74,077,099.66
  3. 3 MALAYSIAMOC partner code MY US$44.4M10.9% of total · US$44,355,736.55
  4. 4 JAPANMOC partner code JP US$37.5M9.2% of total · US$37,491,066.13
  5. 5 TAIWANMOC partner code TW US$36.1M8.9% of total · US$36,120,461.89
  6. 6 U.S.A.MOC partner code US US$8.5M2.1% of total · US$8,502,680.38
  7. 7 VIETNAMMOC partner code VN US$8.1M2.0% of total · US$8,133,968.92
  8. 8 GERMANYMOC partner code DE US$3.8M0.9% of total · US$3,765,355.66
  9. 9 FRANCEMOC partner code FR US$3.5M0.9% of total · US$3,538,179.97
  10. 10 SINGAPOREMOC partner code SG US$2.3M0.6% of total · US$2,286,120.86

Six-digit products

Six-digit exports within HS 3903

HS 2022 · January–July 2026 · USD · Calculated by TRCC

HS 3903 total
US$179,212,736.765 reported six-digit codes · equals the HS4 sum of reporting countries and territories; not World
  1. 1 ABS copolymers, primary formsAcrylonitrile-butadiene-styrene (ABS) copolymers in primary forms, a durable plastic raw material.Six-digit code · HS 2022 US$62.9M35.1% of HS 3903 · US$62,933,029.07
  2. 2 Other styrene polymers, primary formsOther polymers of styrene in primary forms, other than polystyrene, SAN copolymers or ABS copolymers.Six-digit code · HS 2022 US$51.7M28.8% of HS 3903 · US$51,692,865.97
  3. 3 Other polystyrene, primary formsPolystyrene in primary forms other than expansible polystyrene.Six-digit code · HS 2022 US$38.4M21.4% of HS 3903 · US$38,375,160.70
  4. 4 SAN copolymers, primary formsStyrene-acrylonitrile (SAN) copolymers in primary forms, a transparent plastic raw material.Six-digit code · HS 2022 US$25.7M14.4% of HS 3903 · US$25,733,693.83
  5. 5 Expansible polystyrene, primary formsExpansible polystyrene in primary forms, used to manufacture foamed polystyrene products.Six-digit code · HS 2022 US$478.0K0.3% of HS 3903 · US$477,987.19

Six-digit products

Six-digit imports within HS 3903

HS 2022 · January–July 2026 · USD · Calculated by TRCC

HS 3903 total
US$406,900,200.175 reported six-digit codes · equals the HS4 sum of reporting countries and territories; not World
  1. 1 ABS copolymers, primary formsAcrylonitrile-butadiene-styrene (ABS) copolymers in primary forms, a durable plastic raw material.Six-digit code · HS 2022 US$172.6M42.4% of HS 3903 · US$172,602,103.79
  2. 2 Other polystyrene, primary formsPolystyrene in primary forms other than expansible polystyrene.Six-digit code · HS 2022 US$79.8M19.6% of HS 3903 · US$79,825,267.14
  3. 3 Other styrene polymers, primary formsOther polymers of styrene in primary forms, other than polystyrene, SAN copolymers or ABS copolymers.Six-digit code · HS 2022 US$78.3M19.2% of HS 3903 · US$78,327,860.03
  4. 4 Expansible polystyrene, primary formsExpansible polystyrene in primary forms, used to manufacture foamed polystyrene products.Six-digit code · HS 2022 US$53.6M13.2% of HS 3903 · US$53,576,065.70
  5. 5 SAN copolymers, primary formsStyrene-acrylonitrile (SAN) copolymers in primary forms, a transparent plastic raw material.Six-digit code · HS 2022 US$22.6M5.5% of HS 3903 · US$22,568,903.51

Same chapter

More in HS 39

January–July 2026 · Year to date · USD

9 more products in this chapter; use product search to find them.

Annual history

Annual history

Calendar year (December YTD). The line breaks where the HS revision changes (2012, 2017, 2022); a code may cover different goods across revisions.

ExportImport
735.2M551.4M367.6M183.8M0 20212022202320242025

2025 · Calendar year (December YTD). Export: US$320,716,319.22 (TRCC change −12.2%). Import: US$573,333,485.62 (TRCC change +12.8%). Calculated by TRCC.

How to read this chart

Export and Import are visible by default. Total trade is optional; Balance uses its own signed view.

Gaps break the line. Missing observations are never replaced with zero or interpolated.

Accessible data table — 5 periods
TRCC sum of reporting countries and territories by calendar year; not World
PeriodExportImportTotal tradeBalanceStatus / method
2021US$735,249,950.05US$640,814,541.12US$1,376,064,491.16+US$94,435,408.93Calculated by TRCC · HS 2017
TRCC like-for-like change — Export +45.7%; Import +51.1%; Total trade +48.2%; Balance +US$13,843,221.13
2022US$524,487,768.67US$581,675,753.79US$1,106,163,522.46−US$57,187,985.11Calculated by TRCC · HS 2022
TRCC like-for-like change — Export unavailable; Import unavailable; Total trade unavailable; Balance unavailable
2023US$373,802,666.90US$470,463,312.52US$844,265,979.41−US$96,660,645.62Calculated by TRCC · HS 2022
TRCC like-for-like change — Export −28.7%; Import −19.1%; Total trade −23.7%; Balance −US$39,472,660.51
2024US$365,409,282.58US$508,096,858.87US$873,506,141.44−US$142,687,576.29Calculated by TRCC · HS 2022
TRCC like-for-like change — Export −2.2%; Import +8.0%; Total trade +3.5%; Balance −US$46,026,930.67
2025US$320,716,319.22US$573,333,485.62US$894,049,804.84−US$252,617,166.40Calculated by TRCC · HS 2022
TRCC like-for-like change — Export −12.2%; Import +12.8%; Total trade +2.4%; Balance −US$109,929,590.11

Source and method

How these figures are built

Source
Thailand Ministry of Commerce — Trade Report
Selection
January–July 2026 · Year to date · USD
Data check
Only periods whose HS4 data reconciled exactly with HS2 for every partner are shown.
Method
MOC four-digit rows summed by TRCC. Special MOC partner codes and quantity are excluded; the partner sum is never presented as World.

Missing does not mean zero. World is never calculated as a sum of country rows. Quantity is absent until its unit is confirmed.

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