Core Insights - The announcement from Taiyong Changzheng highlights that power semiconductor devices are crucial to the cost of solid-state circuit breakers [1] - Different types of semiconductor devices significantly impact costs, indicating a need for careful selection in manufacturing [1] - The control drive system is identified as a core component of solid-state circuit breakers, contributing to overall cost [1] - The cost of the cooling system varies based on power levels and cooling methods, suggesting that design choices can influence expenses [1]