港股机器人概念股集体下跌，极智嘉午后跌幅扩大至超11%

Group 1 - The core viewpoint of the article highlights a collective decline in Hong Kong's robotics concept stocks, with significant drops in specific companies [1] Group 2 - Company "Geek+ (极智嘉)" saw its share price drop by over 11% in the afternoon trading session [1] - Company "Suteng Juchuang (速腾聚创)" experienced a decline of over 4% [1] - Company "Sanhua Intelligent Control (三花智控)" reported a decrease of over 3% [1]