Concept of CPO fluctuated and fell back, Saic Microelectronics dropped more than 14%.

Concepts of CPO fluctuated and fell back, with OCS leading the decline. Saic Microelectronics fell by over 14%, Huashengchang approached the limit down, Guangku Technology, Dingtianwei, Jiepute, Dekeli, and Tengjing Technology fell by over 6%.