US CBP: Country of Origin Marking of Products, Hong Kong
Full Federal Register Notice: https://www.govinfo.gov/content/pkg/FR-2020-08-11/pdf/2020-17599.pdf?utm_campaign=subscription+mailing+list&utm_source=federalregister.gov&utm_medium=email
The BOC Blast 371 – US CBP: Country of Origin Marking of Products, Hong Kong