Core Viewpoint - The China Securities Hong Kong 300 Materials Index has shown significant growth, with a 10.89% increase over the past month, 32.08% over the past three months, and 51.78% year-to-date [1]. Group 1: Index Performance - The China Securities Hong Kong 300 Materials Index is currently at 2481.10 points [1]. - The index is based on a sample of all securities classified into various industries according to the China Securities industry classification standards [1]. Group 2: Index Composition - The top ten holdings in the China Securities Hong Kong 300 Materials Index include Zijin Mining (26.77%), China Hongqiao (11.87%), and Luoyang Molybdenum (7.47%) among others [1]. - The index is fully composed of stocks listed on the Hong Kong Stock Exchange, with a 100% representation [1]. Group 3: Industry Breakdown - The industry composition of the index shows that non-ferrous metals account for 79.54%, non-metallic materials for 14.60%, chemicals for 4.25%, and paper and packaging for 1.61% [2]. - The index samples are adjusted biannually, with changes implemented on the next trading day following the second Friday of June and December [2].