Corning(US:GLW) Sou Hu Cai Jing·2025-09-04 04:11Core Viewpoint - The U.S. fiber optic manufacturers and exporters are found to be circumventing existing anti-dumping measures by altering trade practices, specifically regarding the export of G.654.C single-mode fiber to China [2][3] Group 1: Anti-Dumping Measures - The current anti-dumping measures were first implemented on April 21, 2011, with a five-year duration, and were renewed on April 21, 2017, for another five years [2] - The anti-dumping tax rates for U.S. companies were adjusted to a range of 33.3% to 78.2% on July 10, 2018 [2] - The latest announcement on April 21, 2023, confirmed the continuation of anti-dumping duties for another five years starting April 22, 2023 [2] Group 2: New Regulations - Based on investigation results, the Ministry of Commerce proposed adjustments to the tax scope, which were accepted by the State Council Tariff Commission [3] - Starting September 4, 2025, the existing anti-dumping tax rates for non-dispersive single-mode fiber will also apply to G.654.C single-mode fiber imported from the U.S. [3] - Specific anti-dumping tax rates for companies are as follows: Corning Inc. at 37.9%, OFS-Fitel LLC at 3.3%, and Draka Communications USA at 78.2%, with other U.S. companies also facing a rate of 78.2% [3] - The implementation period for these anti-circumvention measures will last from September 4, 2025, to April 21, 2028 [3]