Bei Ke Cai Jing·2025-06-03 11:55Group 1 - The Shenzhen Stock Exchange announced a periodic adjustment of sample stocks for indices such as the Shenzhen Component Index, ChiNext Index, and Shenzhen 100 Index, effective June 16, 2025, with 20, 8, and 3 stocks being adjusted respectively [1] - Companies like Nanfang Glass (000012.SZ), Defang Nano (300769.SZ), and Mengguli (301487.SZ) from the new energy sector were removed from the Shenzhen Component Index, while Dongfang Risen (300118.SZ) was removed from the ChiNext Index [1][2] - The adjustment aims to include high-quality companies and remove underperforming ones, promoting market competition and ensuring index quality [2] Group 2 - KWH Data (002335.SZ) was included in the Shenzhen Component Index for the first time, focusing on data centers, high-end power supplies, and clean energy, with a strong growth in orders for intelligent computing center products [3] - Zhongtung High-tech (000657.SZ), a tungsten industry company under Minmetals Group, also joined the Shenzhen Component Index, benefiting from the increasing demand for tungsten in the photovoltaic industry [3]