深交所：定于7月21日发布深证专精特新指数、创业板专精特新指数

Core Points - The Shenzhen Stock Exchange announced the release of two new indices: the Shenzhen Specialized and Innovative Index (referred to as "Deep Little Giants", code 399268) and the ChiNext Specialized and Innovative Index (referred to as "Specialized and Innovative", code 399267) [1] - Both indices will be launched on July 21, 2025, and will utilize a free float market capitalization weighting method [1] - Sample stocks for these indices will be adjusted regularly on the next trading day following the second Friday of June and December each year [1]