Group 1 - The core viewpoint of the article highlights the performance of the China Securities Hong Kong 300 Upstream Index, which has shown significant growth over the past month, three months, and year-to-date [1] - The China Securities Hong Kong 300 Upstream Index reported a value of 2918.31 points, with a monthly increase of 10.35%, a three-month increase of 23.27%, and a year-to-date increase of 23.88% [1] - The index is composed of securities selected from the China Securities Hong Kong 300 Index based on industry classification, reflecting the overall performance of various thematic securities listed on the Hong Kong Stock Exchange [1] Group 2 - The top ten holdings of the China Securities Hong Kong 300 Upstream Index include China National Offshore Oil Corporation (26.54%), PetroChina Company Limited (12.77%), Zijin Mining Group (11.38%), China Shenhua Energy Company (9.83%), and Sinopec Limited (8.39%) [1] - The index's holdings are entirely composed of securities listed on the Hong Kong Stock Exchange, with the oil and gas sector representing 48.03%, industrial metals 17.04%, precious metals 16.29%, coal 15.97%, and rare metals 1.08% [2] - The index samples are adjusted semi-annually, with adjustments occurring on the next trading day after the second Friday of June and December, and can also be adjusted temporarily under special circumstances [2]

Group 1 - The core viewpoint of the news is that the China Hong Kong 300 upstream index has shown significant growth over the past month, three months, and year-to-date, indicating a positive trend in the market [1][2] - The China Hong Kong 300 upstream index has increased by 8.11% in the last month, 21.15% in the last three months, and 16.69% year-to-date [1] - The index is composed of securities selected based on the China Securities Industry Classification, reflecting the overall performance of various thematic securities listed on the Hong Kong Stock Exchange [1][2] Group 2 - The top ten holdings of the China Hong Kong 300 upstream index include China National Offshore Oil Corporation (28.21%), PetroChina Company Limited (13.54%), Zijin Mining Group (10.5%), and China Shenhua Energy Company (9.62%) [1] - The index's holdings are entirely composed of securities listed on the Hong Kong Stock Exchange, with the oil and gas sector representing 51.36% of the index [2] - The index undergoes adjustments every six months, with the next adjustment scheduled for the second Friday of June and December, and can also be adjusted under special circumstances [2]

Group 1 - The core index, the China Securities Hong Kong 300 Upstream Index (H300 Upstream), reported a value of 2572.51 points, with a 2.22% increase over the past month, a 25.04% increase over the past three months, and a 9.20% increase year-to-date [1] - The index reflects the overall performance of theme securities listed on the Hong Kong Stock Exchange, selected based on the China Securities industry classification [1] - The top ten holdings of the H300 Upstream Index include China National Offshore Oil Corporation (28.81%), PetroChina Company Limited (12.85%), Zijin Mining Group (10.9%), China Shenhua Energy Company (9.29%), Sinopec Limited (8.93%), China Hongqiao Group (4.48%), China Coal Energy Company (3.4%), Zhaojin Mining Industry Company (3.06%), Luoyang Molybdenum Company (2.89%), and Yanzhou Coal Mining Company (2.35%) [1] Group 2 - The industry composition of the H300 Upstream Index shows that oil and gas account for 50.95%, precious metals for 16.02%, coal for 15.56%, industrial metals for 14.84%, oil and gas extraction and field services for 1.07%, rare metals for 0.89%, and other non-ferrous metals and alloys for 0.67% [2] - 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, with provisions for temporary adjustments in special circumstances [2]

Group 1 - The core viewpoint of the article highlights the performance of the CSI Hong Kong 300 upstream index, which has seen an increase of 8.15% over the past month but a decline of 2.93% over the last three months and a year-to-date decrease of 2.65% [2] - The CSI Hong Kong 300 upstream index is composed of securities selected from the CSI Hong Kong 300 index based on industry classification, reflecting the overall performance of various thematic securities listed on the Hong Kong Stock Exchange [2][3] - The top ten holdings of the CSI Hong Kong 300 upstream index include China National Offshore Oil Corporation (29.31%), PetroChina Company Limited (12.47%), Zijin Mining Group (10.38%), China Shenhua Energy Company (10.05%), and Sinopec Limited (9.52%) [2] Group 2 - The market sectors represented in the CSI Hong Kong 300 upstream index are entirely from the Hong Kong Stock Exchange, with the oil and gas sector accounting for 51.69%, coal at 18.07%, precious metals at 15.59%, industrial metals at 9.95%, and rare metals at 3.15% [3] - 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, and can also be adjusted temporarily under special circumstances [3]

Core Viewpoint - The China Securities Hong Kong 300 Upstream Index (H300 Upstream) has shown a recent increase of 12.00% over the past month, despite a decline of 2.47% over the last three months and a year-to-date decrease of 2.19% [2]. Group 1: Index Performance - The H300 Upstream Index reported a value of 2304.31 points [1]. - The index is based on the China Securities Hong Kong 300 Index, which selects securities according to industry classification to reflect the overall performance of various thematic securities listed on the Hong Kong Stock Exchange [2]. Group 2: Index Holdings - The top ten weighted stocks in the H300 Upstream Index are: - China National Offshore Oil Corporation (29.2%) - PetroChina Company Limited (12.49%) - Zijin Mining Group (10.46%) - China Shenhua Energy Company (9.9%) - China Petroleum & Chemical Corporation (9.54%) - China Hongqiao Group (3.74%) - China Coal Energy Company (3.28%) - Zhaojin Mining Industry Company (3.26%) - Yanzhou Coal Mining Company (2.64%) - Luoyang Molybdenum Co., Ltd. (2.41%) [2]. Group 3: Sector Composition - The H300 Upstream Index is fully composed of stocks listed on the Hong Kong Stock Exchange [3]. - The sector composition of the index includes: - Oil and Gas: 51.64% - Coal: 17.92% - Precious Metals: 15.77% - Industrial Metals: 10.00% - Rare Metals: 3.17% - Oil and Gas Extraction and Oilfield Services: 1.07% - Other Non-ferrous Metals and Alloys: 0.43% [3]. Group 4: Index Adjustment - 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. Temporary adjustments may occur under special circumstances [3].