Jin Rong Jie·2025-04-29 11:29Group 1 - The core viewpoint of the news is the performance of the China Securities Hainan Development Theme Index, which has seen a decline of 8.16% in the past month, 6.18% in the past three months, and 11.99% year-to-date [1] - The index reflects the overall performance of listed companies in Hainan Province, with a base date of December 31, 2012, set at 1000.0 points [1] - The top ten weighted companies in the index include Hainan Airport (11.25%), Zhongtung High-tech (8.34%), Hainan Rubber (7.33%), and others, indicating a diverse representation of sectors [1] Group 2 - The industry composition of the index shows that materials account for 22.33%, consumer staples for 20.37%, and industrials for 19.26%, highlighting the sectoral distribution within the index [2] - The index samples are adjusted biannually, with changes implemented on the next trading day following the second Friday of June and December, ensuring that the index remains reflective of the market [2] - In special circumstances, the index may undergo temporary adjustments, such as when a sample company is delisted or undergoes significant corporate changes [2]