Core Viewpoint - The article introduces a comprehensive index map that includes various commonly used stock indices, their codes, selection rules, industry distribution, and average and median market capitalizations of constituent stocks, which will be regularly updated for easy reference [1][2]. Group 1: Types of Indices - The index map includes several categories of stock indices: broad-based indices, strategy indices, industry indices, thematic indices, and overseas indices [4][5]. Group 2: Specific Indices Overview - The Shanghai Stock Exchange 50 Index (000016.SH) consists of 50 large-cap, liquid stocks from the Shanghai A-share market, reflecting the performance of influential leading companies [5]. - The Shenzhen Component Index (399001.SZ) includes 500 large-cap, liquid companies from the Shenzhen Stock Exchange, representing the overall market performance [5]. - The ChiNext Index (399006.SZ) is composed of 100 representative companies from the ChiNext board, reflecting the market tier of innovative and growth-oriented enterprises [5]. - The MSCI A50 Index (746059.MI) selects the largest 50 stocks from the Shanghai and Shenzhen markets that are included in the Stock Connect programs [5]. - The Hang Seng Index (HSI.HI) measures the performance of the largest and most liquid companies listed in Hong Kong [5]. Group 3: Dividend Indices - The China Securities Dividend Index (000922.CSI) reflects the overall performance of high dividend yield companies in the Shanghai and Shenzhen markets [5]. - The Shanghai Dividend Index (000015.SH) aims to represent high dividend yield companies in the Shanghai market [5]. - The Hong Kong Stock Connect High Dividend Index (950090.CSI) tracks high dividend ordinary shares listed in mainland China [5]. Group 4: Performance Metrics - The article provides various performance metrics for different indices, including market capitalization and liquidity measures, which are essential for investors to assess the indices' effectiveness [5][6].