美股异动丨正业生物跌19.98%，为跌幅最大的中概股

Core Viewpoint - Chinese concept stocks experienced significant declines, with Zhengye Biology leading the drop at 19.98% [1] Group 1: Stock Performance - Zhengye Biology fell by 19.98%, marking it as the largest decline among Chinese concept stocks [1] - Ming Teng International decreased by 19.53% [1] - Ango Meng dropped by 17.27% [1] - Jialishi Talent saw a decline of 16.29% [1] - Tiger Technology experienced a 15.51% decrease [1]