Core Viewpoint - The A-share market experienced significant activity on September 22, with a total of 73 stocks hitting the daily limit up, indicating strong investor interest and market momentum [1]. Group 1: Stock Performance - Hangzhou Dianzi shares (杭电股份) achieved a five-day consecutive limit up, driven by the optical communication sector [1]. - Demingli (德明利), a storage chip concept stock, recorded a two-day consecutive limit up, reflecting positive sentiment in the semiconductor industry [1]. Group 2: Notable Stocks and Concepts - ST Zhengping (*ST正平) led with seven consecutive limit ups in the road and bridge engineering sector [1]. - Yunnan Tourism (云南旅游) and Huashu Technology (华软科技) both saw four and two consecutive limit ups respectively, indicating growing interest in humanoid robots and fine chemicals [1]. - Other notable stocks include Red Bean Shares (红豆股份) with three consecutive limit ups in new retail, and Fulongma (福龙马) also with three in the robotics sector [1].