Jin Rong Jie·2025-07-08 08:31Group 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]