海关验凭开发区审批部门的批准文件予以审核后办理免税手续。

The Customs shall deal with the duty-exemption procedures after verifying the approval documents of the competent departments in the Development Zones.

youdao

办理征免税手续。

Go through tax collection and exemption formalities.

youdao

请问如何办理减免税手续？

What procedures should I go through for a tax reduction (or exemption)?

youdao