North American Industry Classification System
CBP applies a substantial transformation test: the country where the medium undergoes the process that imparts its essential character — typically the recording or coating step — is generally deemed the country of origin. Importers using multi-country supply chains should obtain a binding ruling from CBP to avoid origin disputes at entry.
Yes. NAICS 334610 encompasses establishments that manufacture blank magnetic and optical media as well as those that reproduce (i.e., mass-duplicate) pre-recorded content onto those media, such as CD/DVD replication facilities.
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NAICS industry 1 of 1 in industry group 3346 · 1 product
NAICS industry 33461 · $8.5B of $8.5B
Imports · August 2026
origin
South Korea and Malaysia together supply 43% of it.
customs district
Census does not publish district detail for this classification system.
destination
Census publishes state breakdowns for NAICS to the 4-digit level only. See NAICS 3346 for those.
entry
Census does not publish port detail for this classification system.
ImportsExports
Imports
$8.5BYoY · free account
Exports
$2.2BYoY · free account
Low of 8 reported months · imports
Low · free accountThrough August 2026 · imports 8 of 12 months reported, exports 8 of 12 months reported. Source: U.S. Census Bureau.