Core 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]

Group 1 - The core viewpoint of the article highlights the performance of the China Securities Hong Kong 300 Infrastructure Index, which has shown a monthly increase of 2.12%, a three-month increase of 6.15%, and a year-to-date increase of 9.60% [1] - The index is composed of selected securities from the China Securities Hong Kong 300 Index, focusing on various industry themes such as banking, transportation, resources, infrastructure, logistics, and leisure [1] - The index was established on December 31, 2004, with a base point of 1000.0 [1] Group 2 - The top ten holdings of the China Securities Hong Kong 300 Infrastructure Index include China Mobile (33.23%), Cheung Kong (8.57%), CLP Holdings (8.5%), China Telecom (5.22%), Hong Kong and China Gas (4.91%), Power Assets Holdings (4.89%), China Unicom (3.7%), ENN Energy (3.2%), CK Infrastructure Holdings (2.61%), and China Resources Power (2.53%) [1] - The index's holdings are entirely composed of securities listed on the Hong Kong Stock Exchange, with a sector breakdown showing 52.30% in telecommunications services, 42.28% in utilities, 4.16% in construction and decoration, and 1.26% in transportation [1] Group 3 - The index sample is adjusted biannually, with changes implemented on the next trading day following the second Friday of June and December each year [2] - Weight factors are generally fixed until the next scheduled adjustment, with provisions for temporary adjustments in special circumstances such as delisting or corporate actions like mergers and acquisitions [2]

Group 1 - The Shanghai Composite Index decreased by 0.37%, while the China Hong Kong 300 Infrastructure Index (H300 Infrastructure) reported at 1911.45 points [1] - The China Hong Kong 300 Infrastructure Index has increased by 2.72% in the past month, 7.02% in the past three months, and 10.09% year-to-date [1] - The index is composed of securities from various sectors including banking, transportation, resources, infrastructure, logistics, and leisure, reflecting the overall performance of different thematic listed companies in the Hong Kong market [1] Group 2 - The top ten holdings of the China Hong Kong 300 Infrastructure Index include China Mobile (33.28%), CK Hutchison (8.61%), CLP Holdings (8.61%), China Telecom (5.25%), Hong Kong and China Gas (4.91%), Power Assets Holdings (4.82%), China Unicom (3.73%), ENN Energy (3.17%), Cheung Kong Infrastructure (2.62%), and China Resources Power (2.52%) [1] - The index's holdings are entirely composed of stocks listed on the Hong Kong Stock Exchange, with telecommunications services accounting for 52.51%, utilities for 42.06%, construction and decoration for 4.19%, and transportation for 1.24% [1] Group 3 - The index sample is adjusted every six months, with adjustments implemented on the next trading day following the second Friday of June and December [2] - Weight factors are generally fixed until the next scheduled adjustment, with temporary adjustments made under special circumstances [2]

Core Viewpoint - The China Securities Hong Kong 300 Infrastructure Index (H300 Infrastructure) has shown mixed performance, with a slight decline over the past month but an overall increase year-to-date [1]. Group 1: Index Performance - The H300 Infrastructure Index closed at 1863.49 points, down 0.58% over the past month, up 3.05% over the past three months, and up 7.33% year-to-date [1]. - The index is designed to reflect the overall performance of listed companies in various sectors such as banking, transportation, resources, infrastructure, logistics, and leisure, selected from the China Securities Hong Kong 300 Index [1]. Group 2: Index Holdings - The top ten holdings of the H300 Infrastructure Index include China Mobile (34.05%), CLP Holdings (8.58%), CK Hutchison Holdings (8.35%), China Telecom (4.94%), Power Assets Holdings (4.92%), Hong Kong and China Gas (4.8%), China Unicom (3.68%), Towngas China (3.27%), Cheung Kong Infrastructure Holdings (2.57%), and China Resources Power (2.55%) [1]. - The index is fully composed of stocks listed on the Hong Kong Stock Exchange, with telecommunications services accounting for 52.65% and public utilities for 42.03% of the holdings [2]. Group 3: Index Adjustment Mechanism - The index samples are adjusted semi-annually, 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].

Group 1 - The core viewpoint of the news is that the China Hong Kong 300 Infrastructure Index has shown positive performance, with a 4.41% increase over the past month, a 7.48% increase over the past three months, and a 7.41% increase year-to-date [1] - The index is composed of selected securities from the China Hong Kong 300 Index, focusing on various industry themes such as banking, transportation, resources, infrastructure, logistics, and leisure [1] - The index was established on December 31, 2004, with a base point of 1000.0 [1] Group 2 - The top ten weighted holdings in the China Hong Kong 300 Infrastructure Index include China Mobile (34.26%), CLP Holdings (8.4%), Cheung Kong (7.42%), China Telecom (5.2%), Hong Kong and China Gas (4.89%), Power Assets Holdings (4.71%), China Unicom (3.61%), ENN Energy (3.12%), China Resources Power (2.52%), and CK Infrastructure Holdings (2.41%) [1] - The index's holdings are entirely composed of securities listed on the Hong Kong Stock Exchange, with a 100% allocation [1] - In terms of industry composition, telecommunications services account for 52.05%, utilities for 40.92%, construction and decoration for 4.75%, and transportation for 2.28% [1] Group 3 - The index sample is adjusted biannually, with adjustments occurring on the next trading day following the second Friday of June and December each year [2] - Weight factors are adjusted in accordance with the sample adjustments, which are fixed until the next scheduled adjustment unless a special circumstance arises [2] - Companies that are delisted or undergo mergers, acquisitions, or spin-offs are handled according to the calculation and maintenance guidelines [2]