Core Viewpoint - The construction of a unified national market is essential for strengthening domestic circulation and better integrating international circulation, with significant progress made at both national and local levels through policy improvements and practical measures [4][5][6]. Group 1: Achievements in Building a Unified National Market - A series of detailed policies have been introduced to provide actionable measures for the construction of a unified national market, including the issuance of the "Opinions on Accelerating the Construction of a Unified National Market" in March 2022 and the "Guidelines for the Construction of a Unified National Market (Trial)" set to be released by the end of 2024 [5]. - Key areas such as market access, fair competition, and investment promotion have seen continuous policy enhancements, including a reduction in the number of items in the "Negative List for Market Access (2025 Edition)" from 117 to 106, indicating a further relaxation of market access restrictions [5][6]. - Actions have been taken to eliminate market access barriers, with the establishment of a complete work loop for collecting, verifying, rectifying, and reporting issues related to improper interventions in the construction of a unified national market [6]. Group 2: Local Level Implementation - Local governments have improved regulations and foundational systems, such as the implementation of the "Zhejiang Province Fair Competition Review Measures" in April 2024, which is the first provincial-level regulation of its kind in the country [7]. - Regions have actively cleaned up policies that contradict the spirit of unified market construction, leading to the repeal and revision of several measures that hinder fair competition [7]. - Efforts to create a favorable business environment have been exemplified by Zhejiang's introduction of a monitoring index system for the business environment, which includes 300 specific indicators to reduce administrative intervention [7]. Group 3: Future Directions and Reforms - To address the complexities of economic circulation and local protectionism, reforms are needed to dismantle systemic barriers and enhance cooperation between central and local governments [9][10]. - Key reforms include optimizing the fiscal and tax system to reduce local protectionism, improving statistical accounting systems, and enhancing the evaluation and assessment of government performance [10]. - Local mechanisms should be innovated to facilitate regional economic integration, including the establishment of unified management mechanisms for land use and shared human resources [12].