科创50跌超1%，九号公司、拓荆科技跌超5%

Core Viewpoint - The ChiNext 50 index experienced a decline of over 1% on November 17, with notable drops in specific companies such as Ninebot, Tuojing Technology, and Cambricon, which fell more than 5% and nearly 3% respectively [1] Company Performance - Ninebot saw a decline of over 5% [1] - Tuojing Technology also experienced a drop exceeding 5% [1] - Cambricon's stock fell nearly 3% [1] Industry Overview - The overall performance of the ChiNext 50 index indicates a bearish trend in the technology sector, reflecting broader market challenges [1]