美股中概股持续走强，知乎涨超25%

Core Viewpoint - Chinese concept stocks in the US market showed strong performance on January 12, with notable gains in several companies [1] Company Performance - Zhihu experienced a significant increase of over 25% [1] - Kingsoft Cloud saw a rise of more than 15% [1] - Huya and Alibaba both rose by over 6% [1]