PCB概念再度走强 鼎泰高科涨近10%创历史新高
Group 1 - The PCB sector is experiencing a strong rally in early trading, with the M9 industry chain leading the gains [1] - Ding Tai High-Tech has seen a nearly 10% increase in its stock price, while Dongcai Technology has reached its daily limit up [1] - Other companies such as Copper Crown Copper Foil, Zhongcai Technology, Feilihua, World, and Defu Technology are also showing significant gains [1]