The dividing line is the ceramic body: porcelain and china (typically translucent, fired at high temperature with kaolin) classify in the adjacent heading, while earthenware, stoneware, and other opaque ceramic bodies fall under 6912. When the material is ambiguous, the importer should obtain a material specification or laboratory analysis to confirm classification.

Yes. Non-porcelain ceramic tableware and household articles of Chinese origin are subject to Section 301 measures. Importers should verify the specific tariff line and applicable List to determine the current additional duty obligation, and consult a licensed customs broker for up-to-date guidance.