现阶段封关政策措施可以概括为“四个更加”

Core Viewpoint - The current closure policy measures can be summarized as "four more" to enhance the establishment of the free trade port policy system in Hainan [1] Group 1: Policy Measures - Implementation of a more favorable "zero tariff" policy for goods, increasing the proportion of "zero tariff" items from 21% to 74% for "first line" imports, allowing tax-free circulation among eligible entities within the island [1] - Adoption of more relaxed trade management measures, opening up arrangements for certain prohibited and restricted import goods in the "first line" import direction [1] - Introduction of more convenient passage measures, utilizing eight existing open ports as "first line" ports for eligible imported goods, and establishing ten "second line" ports with innovative passage measures for goods entering the mainland [1] - Implementation of a more efficient and precise regulatory model, ensuring low intervention and high efficiency in the supervision of "zero tariff" goods and those with relaxed trade management measures [1]