Golden Ten data on January 9th, the three major A-share indices opened lower in the morning and then shook Rebound. The Shanghai Composite Index shook weakly, and as of the midday close, the Shanghai Composite Index fell by 0.29%, the Shenzhen Component Index rose by 0.38%, and the ChiNext Index rose by 0.3%. In terms of market data, the PCB concept rose sharply, with more than ten stocks such as Jingwang Electronics, Shengyi Technology, and Yibo Technology rising to the limit; the rare earth permanent magnet concept strengthened, and Yiloho rose to the limit. The copper cable high-speed connection concept pulled back, with companies like Zhonglong Interconnection and Bochuang Technology falling by more than 5%. Supply and marketing cooperatives, new stocks, liquid cooling servers, AI glasses and other zones also rose at the forefront, while zones such as petroleum, shipping concepts, and coal fell.