Jin Rong Jie·2025-08-19 08:22Core Viewpoint - The China Securities Hong Kong 300 Infrastructure Index (H300 Infrastructure) has shown positive performance, with a 2.81% increase over the past month, a 5.08% increase over the past three months, and an 11.50% increase year-to-date [2] Group 1: Index Performance - The H300 Infrastructure Index is currently reported at 1935.88 points [1] - The index reflects the overall performance of listed companies in various sectors such as banking, transportation, resources, infrastructure, logistics, and leisure [2] Group 2: Index Composition - The top ten weighted companies in the H300 Infrastructure Index are: China Mobile (33.75%), Cheung Kong (8.46%), CLP Holdings (8.25%), China Telecom (5.48%), Hong Kong and China Gas (4.88%), Power Assets Holdings (4.68%), China Unicom (3.86%), ENN Energy (3.12%), China Resources Power (2.53%), and CK Infrastructure Holdings (2.48%) [2] - The index is composed entirely of companies listed on the Hong Kong Stock Exchange, with a sector breakdown of 53.10% in telecommunications services, 41.42% in utilities, 4.22% in construction and decoration, and 1.27% in transportation [2] Group 3: Index Adjustment Mechanism - The index samples are adjusted biannually, with adjustments implemented on the next trading day following the second Friday of June and December [3] - Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [3]