关税查询

https://tr.apec.org/tdb.cgi/ff3235/apeccgi.cgi

http://fta.mofcom.gov.cn/ftanew/taxSearch.shtml

https://www.519wen.cn/go/worldduty

https://www.customs.go.jp/english/tariff/2019_4/index.htm

https://www.cbsa-asfc.gc.ca/trade-commerce/tariff-tarif/2020/menu-eng.html

https://dataweb.usitc.gov/tariff

https://www.519wen.cn/go/eurduty/

https://www.trade-tariff.service.gov.uk/sections

https://portal.sw.nat.gov.tw/APGQO/GC411

http://www.customs.gov.mo/

http://www.customs.gov.hk/

http://wmsw.mofcom.gov.cn/wmsw/

http://www.customs.gov.cn/