Sou Hu Cai Jing·2026-02-27 02:00Group 1 - The core index, the CSI Guangdong-Hong Kong-Macao Greater Bay Area Development Theme Index (931000), has seen a decline of 0.79% as of February 27, 2026 [1] - Among the constituent stocks, Huatai Medical led with a gain of 1.53%, while Yingweike experienced the largest drop at 4.12% [1] - The Greater Bay Area ETF (512970) is currently experiencing a stalemate, with a latest quote of 0 yuan, and has accumulated a rise of 0.86% over the past two weeks [1] Group 2 - The Greater Bay Area ETF closely tracks the CSI Guangdong-Hong Kong-Macao Greater Bay Area Development Theme Index, which reflects the overall performance of listed companies benefiting from the Greater Bay Area development [2] - As of January 30, 2026, the top ten weighted stocks in the index include China Ping An, Luxshare Precision, BYD, and others, accounting for a total of 44.55% of the index [2] - The index includes a maximum of 50 Hong Kong market securities, 300 companies from the Shanghai-Hong Kong-Shenzhen markets, and 100 mainland market securities that align with the Greater Bay Area development theme [2]