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Tandom

Tandom helps US industrial buyers find, evaluate, and develop manufacturers across Asia and Latin America.

Discuss a sourcing project →

Proud to partner with

Microsoft for Startups

NVIDIA

Inception Program

Sourcing

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For AI agentsllms.txtllms-full.txtConnect free import tools to your AIFree API overviewAPI reference

© 2026 Fintora Technologies Inc., d/b/a Tandom.ai. All rights reserved.

PrivacyTermsCookiesAcceptable Use

Made with ❤️ in São Paulo and San Francisco

Tandom

Tandom helps US industrial buyers find, evaluate, and develop manufacturers across Asia and Latin America.

Discuss a sourcing project →

Proud to partner with

Microsoft for Startups

NVIDIA

Inception Program

Sourcing

  • How it works
  • What you receive
  • How engagements work
  • Discuss a sourcing project

Free tools

  • Tariff Calculator
  • AD/CVD Lookup
  • AD/CVD Catalog
  • HTS Catalog

Resources

  • Resource Center
  • Trade compliance guides
  • Roadmap

Company

  • About
  • Contact
  • Security
  • Accessibility
  • Public API status
  • Tandom Brasil ↗
For AI agentsllms.txtllms-full.txtConnect free import tools to your AIFree API overviewAPI reference

© 2026 Fintora Technologies Inc., d/b/a Tandom.ai. All rights reserved.

PrivacyTermsCookiesAcceptable Use

Made with ❤️ in São Paulo and San Francisco

Public trade-remedy data

AD/CVD Catalog

Search US antidumping and countervailing duty orders, investigations, manufacturer rates, and CBP messages. Filter the records by type, country, order status, or case number.

Browse the full catalog

Complete indexes of every record, page by page.

  • AD/CVD Orders
  • CBP AD/CVD Filing Messages
  • ITC Investigations
  • Manufacturer & Exporter Rates
  • All indexes →

Filter results

Type

Country

4 results for “6815.99.20.00”

Orders (1–3 of 3)

CVDC-570-955·China·3%

Magnesia Carbon Bricks

ADA-201-837·Mexico·54.73%

Magnesia Carbon Bricks

ADA-570-954·China·0%

Certain Magnesia Carbon Bricks

Investigations (1–3 of 3)

AD701-TA-468·completed·China, Mexico

Certain Magnesia Carbon Bricks from the People's Republic of China and Mexico, Inv. Nos. 701-TA-468 and 731-TA-1166-1167 (Final)