东田微：法拉第旋转片供应紧张，核心原材料依赖外部采购

Core Viewpoint - The company highlights that the Faraday rotator is a core component of optical isolators, with the global supply chain predominantly reliant on foreign manufacturers, leading to a tight supply-demand relationship due to increased downstream demand for high-speed optical modules [1] Group 1: Company Insights - The company currently relies on external procurement for the Faraday rotators used in its optical isolator production [1] - The company has implemented supply chain management strategies to adapt to market changes based on production needs [1] Group 2: Industry Context - The overall market for optical isolators is experiencing tension in supply and demand, primarily driven by rising demand for high-speed optical modules [1] - There are few domestic manufacturers capable of producing the Faraday rotator, indicating a potential area for growth and investment in the industry [1]