[CPO concept rebounded with shock and Huashengchang hit the daily limit] On October 13th, the CPO concept rebounded with shock and Huashengchang hit the daily limit in the afternoon. Lianxun Instruments rose by more than 8%. The stock price surpassed Kweichow Moutai and regained the throne of "Stock King". Diankesiyi, Taichenguang, Dongtian Micro, Hengdongguang, Changxin Bochuang, etc. rose by more than 5%. In terms of news, yesterday evening, two major optical communication concept stocks, Lianxun Instruments and Yuanjie Technology, both announced high growth in performance. Lianxun Instrument expects net profit in the first three quarters of 2026 to increase by 1866.00% year-on-year to 2072.95%. Yuanjie Technology predicts that the company's net profit attributable to parent companies in the third quarter of 2026 will increase by 578.85% year-on-year to 659.7%.