1.进出口税率查询 http://wmsw.mofcom.gov.cn/wmsw/
2.海关编码查询 https://www.hsbianma.com/
3.出口退税率查询 https://hd.chinatax.gov.cn/nszx2023/cktslcx2023.html
4.汇率查询 https://www.boc.cn/sourcedb/whpj/
5.贸促会原产地证书查询 http://check.ecoccpit.net/
6.海关原产地证书查询 https://origin.customs.gov.cn/
7.海关数据查询 https://hg.smtso.com/?i=799A34
8.反倾销、反补贴情况查询 http://cacs.mofcom.gov.cn/cacscms/view/searchList
9.海运价格走势查询 https://terminal.freightos.com/
10.国际区号查询 https://www.chashudi.com/guoji/
