A股算力板块盘初走强，光模块、PCB方向领涨，天孚通信涨超10%，中际旭创、德科立、腾景科技、光迅科技、沪电股份等跟涨。

Group 1 - The A-share computing power sector showed strength at the beginning of trading, with optical modules and PCB sectors leading the gains [1] - Tianfu Communication surged over 10%, indicating strong market interest and performance [1] - Other companies such as Zhongji Xuchuang, Dekeli, Tengjing Technology, Guangxun Technology, and Hudian Co. also experienced upward movement in their stock prices [1]