Jin Rong Jie·2025-06-19 09:05Group 1 - The Shanghai Stock Exchange's Selected Sci-Tech Board Value 50 Strategy Index (Value 50) opened at 1330.16 points and has seen a decline of 0.85% over the past month, 8.54% over the past three months, and 0.75% year-to-date [1] - The Value 50 Index selects 50 listed companies from the Sci-Tech Board that exhibit lower operational risks and valuation levels, reflecting the overall performance of companies with certain value characteristics [1] - The top ten holdings of the Value 50 Index include: SMIC (6.1%), Haiguang Information (4.04%), Cambrian (3.55%), Transsion Holdings (2.92%), China Railway Construction Heavy Industry (2.74%), Lattice Semiconductor (2.67%), Times Electric (2.58%), Sundar Membrane (2.51%), Tianneng Battery (2.49%), and Ninebot (2.42%) [1] Group 2 - The industry composition of the Value 50 Index holdings is as follows: Information Technology (41.45%), Industrials (35.18%), Healthcare (12.17%), Consumer Discretionary (6.10%), Communication Services (2.03%), Consumer Staples (1.90%), and Materials (1.17%) [2] - The index samples are adjusted quarterly, with adjustments occurring in the second Friday of March, June, September, and December [2] - In special circumstances, the index may undergo temporary adjustments, such as when a sample company is delisted or undergoes mergers, acquisitions, or spin-offs [2]