事关中国首起反规避调查，商务部最新表态

Core Viewpoint - The Ministry of Commerce of China has initiated anti-circumvention measures against imported optical fiber products from the United States, marking the first such investigation in China [2][4]. Group 1: Investigation Details - On March 4, 2025, the Ministry of Commerce launched an anti-circumvention investigation into imported single-mode optical fibers with specific cutoff wavelength displacement from the U.S. following a request from domestic companies [2]. - The investigation revealed that U.S. exporters were circumventing existing anti-dumping measures on non-dispersive single-mode optical fibers by altering their trade practices [4]. Group 2: Regulatory Actions - The Ministry of Commerce has recommended adjustments to the tax scope to the State Council Tariff Commission, which has decided to apply the existing anti-dumping tax rates on non-dispersive single-mode optical fibers to the newly identified optical fibers from the U.S. starting September 4, 2025 [4]. - The anti-dumping tax is calculated based on the customs-determined taxable price of the imported goods [4]. Group 3: Implications and Expert Opinions - The anti-circumvention investigation aims to prevent U.S. manufacturers or exporters from evading trade remedy measures, thereby enhancing the effectiveness of China's trade remedy practices [5]. - This investigation is seen as a significant step in enriching China's trade remedy investigation practices and strengthening the protective effect of trade remedy measures [5].