Group 1 - A total of 59 stocks received buy ratings from institutions today, with Wanhua Chemical receiving the highest attention, garnering 6 buy ratings [1] - Among the stocks rated, 11 have an upside potential exceeding 20%, with Hikvision showing the highest potential at 47.01% based on a target price of 43.00 yuan [1] - 13 stocks received their first institutional buy ratings today, including Parallel Technology and Fengmao Co., Ltd [1] Group 2 - 34 stocks among the rated ones have reported their first-half performance, with Aobi Zhongguang showing the highest net profit growth of 212.77% year-on-year [2] - Other notable performers include Zhejiang Shuju Culture and Yonghe Co., with net profit growths of 156.26% and 140.82% respectively [2] - The most favored industries include basic chemicals and pharmaceutical biology, each with 8 stocks listed in the institutional buy rating list [2]