中方宣布：对美启动两项贸易壁垒调查！

Core Viewpoint - The Ministry of Commerce of China has initiated two trade barrier investigations against the United States in response to actions that disrupt global supply chains and hinder trade in green products, asserting that these measures may violate WTO rules and harm Chinese enterprises' trade interests [1][6]. Group 1: Investigation on Global Supply Chain Disruption - The investigation targets U.S. practices that severely disrupt global supply chains, including restrictions on Chinese products entering the U.S. market and limitations on high-tech exports to China [1][6]. - The investigation will commence on March 27, 2026, and is expected to conclude within six months, with a possible extension of up to three months under special circumstances [2][4]. - Stakeholders can submit comments regarding the investigation within 20 days of the announcement, and the Ministry of Commerce will utilize various methods such as questionnaires and hearings to gather information [2][4]. Group 2: Investigation on Green Product Trade Barriers - The second investigation focuses on U.S. measures that obstruct trade in green products, including restrictions on exports of green products to the U.S. and limitations on technology cooperation related to green products [3][4]. - Similar to the first investigation, this inquiry will also start on March 27, 2026, and follow the same procedural guidelines for stakeholder engagement and information submission [4][5]. - The Ministry of Commerce emphasizes the importance of defending China's legitimate rights and interests in light of these investigations [6].