Core Viewpoint - Taiyong Changzheng announced the significance of Static Transfer Switches (STS) in ensuring continuous power supply for critical loads, emphasizing their rapid switching capabilities and high reliability [1] Group 1: Product Overview - Static Transfer Switches (STS) are based on power electronics technology and can switch between two independent power sources extremely quickly, typically within milliseconds or even microseconds [1] - The core value of STS lies in "ultra-fast switching" and "high reliability," making them essential for applications where power interruption is not permissible [1] Group 2: Industry Applications - STS is primarily used in industries that require continuous power supply, such as telecommunications, rail transportation, comprehensive medical services, and process industries [1]

南财智讯11月17日电，泰永长征在投资者关系活动中表示，公司静态转换开关（STS）基于电力电子技 术，可在毫秒级甚至微秒级实现两个独立电源间的快速切换，核心价值在于极速切换与高可靠性，主要 应用于对供电连续性要求极高的通讯数据中心、轨道交通、综合医疗及流程工业等关键负载领域。 ...

Group 1: Solid State Circuit Breakers (SSCB) - SSCBs are not strictly necessary components in HVDC Panama power systems but are becoming key technology choices due to their high speed, reliability, and long lifespan [2] - SSCBs can achieve microsecond-level interruption speeds, effectively matching the rapid rise of fault currents in DC systems, thus preventing fault propagation [2] - The high operational cycle capability of SSCBs, up to one million cycles, reduces long-term maintenance costs and enhances the reliability of power supply from input to load [2] Group 2: Static Transfer Switches (STS) - STS devices are based on power electronics technology, enabling extremely fast switching (usually in milliseconds or microseconds) between two independent power sources [3] - The core value of STS lies in "rapid switching" and "high reliability," making them suitable for critical loads that cannot tolerate power interruptions, such as communications data, rail transportation, and healthcare [3] Group 3: Financial Performance and Market Conditions - The company's gross profit margin has shown fluctuations due to rising raw material prices, intensified industry competition, and changes in market customer and product structures [3] - Despite these challenges, the company's gross profit margin remains at the industry average, and it is actively pursuing cost reduction and efficiency improvement through technological innovation and process optimization [3] Group 4: Product Specifications and Comparisons - The company utilizes both silicon-based and silicon carbide devices for SSCBs, depending on the current specifications of the products [3] - The core competitiveness of SSCBs lies in product design and algorithms rather than just the materials used [3] - SSCBs differ fundamentally from solid-state relays in their core functions and design goals, with SSCBs focusing on real-time monitoring and fault diagnosis capabilities [3]