Hang Seng Indexes Company plans to expand the Hang Seng Tech Index (HSTECH) to 50 constituents and introduce “sales growth” as a selection criterion to strengthen market representation, according to a consultation paper released on Monday. Hong Kong’s major stock index compiler proposed increasing the number of HSTECH constituents from 30 to 50, using a dual-selection framework. The top 40 stocks will be selected by market capitalisation, while the remaining 10 will be picked based on revenue...