保税区,国际上一般称之为“自由经济区域”因其功能不同,称谓也各异。如称自由贸易区、自由港、出口加工区等。通常而言,自由区是一个主权国家或地区,为了达到一定的经济目的,在对外经济技术贸易活动中,采取更加开放的特殊政策,实行减免关税等一系列优惠措施,以吸引外商投资设厂或经营其他业务而 The Bonded Zone, commonly known internationally as a “free economic zone,” has different titles and different appellations. Such as free trade zone, free port, export processing zone. Generally speaking, the free zone is a sovereign country or region. In order to achieve a certain economic goal, it adopts a more open special policy in foreign economic and technological trade activities, and implements a series of preferential measures such as tariff reduction and exemption to attract foreign investors to set up factories. Or operating other business