Zheng Quan Shi Bao Wang·2025-08-29 03:40Group 1 - A total of 62 companies were investigated by institutions on August 28, with 50 of them being surveyed by funds, highlighting a significant interest in certain companies [1] - Mindray Medical (300760) attracted the most attention, with 65 funds participating in its investigation, followed by Haichuang Pharmaceutical and Giant Network, each with 26 funds [1] - The companies surveyed belong to various sectors, with the pharmaceutical and biotechnology sector having the highest representation, including 9 companies [1] Group 2 - Among the surveyed companies, 28 stocks increased in value over the past five days, with the highest gains seen in Shangji Technology (301330) at 17.08%, Yinhua Technology at 14.27%, and Minexplosion Optoelectronics at 11.83% [2] - Conversely, 22 stocks experienced declines, with the largest drops recorded by Ruimaite (301367) at 9.51%, Hengshuai Co. (300969) at 8.58%, and Haitai New Light at 6.79% [2] - In terms of net capital inflow, 17 stocks saw positive movement, with Xirong Environment (000598) attracting the most at 131 million yuan [2] Group 3 - Among the 50 companies that have released their semi-annual reports, the highest year-on-year net profit growth was reported by Nanjiguang (300940) at 982.43% and Perfect World (002624) at 384.52% [2]