Group 1 - The core viewpoint of the news is the performance and composition of the Zhongzheng Su-Xi-Chang Development Theme Index, which reflects the overall performance of high R&D investment and growth-oriented listed companies in the Su-Xi-Chang region [1][2] - The Zhongzheng Su-Xi-Chang Development Theme Index has increased by 1.84% in the past month, decreased by 3.93% in the past three months, and has declined by 1.51% year-to-date [1] - The index consists of 80 sample companies selected for their high R&D investment and growth potential, with a base date of December 31, 2014, set at 1000.0 points [1] Group 2 - The top ten weighted companies in the index are: WuXi AppTec (11.5%), Changdian Technology (4.2%), Huadian Co., Ltd. (3.81%), Suzhou Bank (3.61%), Dongshan Precision (3.56%), Hengli Hydraulic (3.28%), Dongwu Securities (2.92%), Hengtong Optic-Electric (2.72%), Tianfu Communication (2.49%), and Zhaosheng Micro (2.42%) [1] - The market segment distribution of the index holdings shows that the Shanghai Stock Exchange accounts for 57.38% and the Shenzhen Stock Exchange accounts for 42.62% [1] - The industry composition of the index includes: Information Technology (26.89%), Industrial (21.84%), Healthcare (15.98%), Financials (13.80%), Consumer Discretionary (7.44%), Communication Services (6.42%), Materials (4.59%), Real Estate (1.04%), Utilities (0.71%), Energy (0.70%), and Consumer Staples (0.58%) [2] Group 3 - The index samples are adjusted biannually, with adjustments occurring on the next trading day after the second Friday of June and December each year [2] - Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [2] - Companies that are delisted or undergo mergers, acquisitions, or spin-offs will be handled according to the calculation and maintenance guidelines [2]