Group 1 - A-shares experienced significant market activity on August 28, with 66 stocks hitting the daily limit up and 9 stocks hitting the limit down [1] - The PCB (Printed Circuit Board) sector showed strong performance, with Jiangnan New Materials achieving a limit up for two consecutive days and Longyang Electronics also hitting the limit up [1] - The CPO (Chip-on-Board) concept gained momentum, highlighted by Tianfu Communication reaching the limit up [1] Group 2 - Notable stocks with consecutive limit ups include Tianpu Co. with five consecutive limit ups and Wantong Development with four limit ups over six days [1] - Other stocks such as Lingyi Technology and Changfei Optical Fiber achieved three limit ups over four days, while Qiming Information and Guoguang Chain saw three consecutive limit ups [1] - On the downside, *ST Gaohong faced a continuous limit down for 14 days, while ST Huayang and *ST Aowei experienced three and two consecutive limit downs, respectively [1]
今日涨跌停股分析：66只涨停股、9只跌停股，PCB概念活跃，江南新材4天2板，隆扬电子2连板