關於「HS Code checking」標籤，搜尋引擎有相關的訊息討論：

Find my Harmonised System Code - Singapore Customscustoms.gov.sg › businesses › Find-my-codeThai Customs - กรมศุลกากรwww.customs.go.th › statistic_report(GC451)Tariff Database Search System - 關港貿單一窗口portal.sw.nat.gov.tw › APGQ › LoginFreeeCustoms Services Portal - Electronic Si