Jin Rong Jie·2025-05-27 14:09Core Viewpoint - The China Securities High-end Manufacturing 50 Index has shown a mixed performance, with a recent increase of 2.03% over the past month but a decline of 9.35% over the last three months and a year-to-date drop of 3.60% [2] Group 1: Index Performance - The China Securities High-end Manufacturing 50 Index is currently at 1354.87 points [1] - The index has experienced a 2.03% increase in the last month, a 9.35% decrease in the last three months, and a 3.60% decline year-to-date [2] Group 2: Index Composition - The index includes 50 representative listed companies from sectors such as information technology, communication equipment, power equipment, aerospace and defense, machinery manufacturing, healthcare, environmental protection, automotive and parts, and oil and gas extraction [2] - The top ten weighted companies in the index are: CATL (13.67%), BYD (6.87%), Hansoh Pharmaceutical (4.86%), SMIC (3.36%), WuXi AppTec (3.17%), Luxshare Precision (3.15%), Huichuan Technology (2.89%), BOE Technology (2.88%), Mindray (2.81%), and Northern Huachuang (2.79%) [2] Group 3: Market and Sector Breakdown - The Shenzhen Stock Exchange accounts for 54.16% of the index holdings, while the Shanghai Stock Exchange accounts for 45.84% [2] - The industry breakdown of the index holdings is as follows: industrials (38.50%), information technology (29.34%), consumer discretionary (15.48%), healthcare (13.00%), and communication services (3.68%) [2] Group 4: Index Adjustment Mechanism - The index samples are adjusted semi-annually, with adjustments implemented on the next trading day following the second Friday of June and December each year [3] - Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [3]