盛帮股份：参与编写的标准获批准发布

Core Viewpoint - Shengbang Co., Ltd. (301233.SZ) announced the acquisition of three patent certificates from the National Intellectual Property Administration, including one invention patent, one utility model patent, and one design patent, effective from July 1, 2025, to December 31, 2025 [1] Group 1: Patent Information - The company obtained the following patents: - Invention Patent: "A Bidirectional Rotating High-Speed Oil Seal" with patent number ZL202210252151.0, valid for 20 years [2] - Utility Model Patent: "An Air Cushion Sealing Component and Its Sealing Structure" with patent number ZL202423243650.7, valid for 10 years [2] - Design Patent: "Inner Cone Coupling (4)" with patent number ZL202530062757.2, valid for 15 years [2] Group 2: Standards Participation - The company participated in the development of two national standards: - Standard Name: "Tolerance of Rubber Products Part 2: Geometric Tolerances" with standard number GB/T 3672.2-2, published on August 1, 2025, and effective from February 1, 2026 [3] - Standard Name: "Yaw Bearing and Pitch Bearing for Wind Turbines" with standard number GB/T 33154-25, published on August 1, 2025, and effective from February 1, 2026 [3]