Listing refers to the act of listing a stock or security for public trading on a specific market. Hong Kong genuine listing usually refers to the Hong Kong Stock Exchange listing and trading. There are currently four markets on the Hong Kong Stock Exchange, namely the Main Board, the Growth Enterprise Market (GEM), the Funds Market, and the Bond Market.1. Main Board market: mainly for enterprises that have a certain scale and performance, and the requirements for listing on the Main Board are stringent, including financial reports, disclosure requirements, etc.2. GEM market: a market for start-ups and growth enterprises, but the listing criteria are relatively loose, and there are more flexible trading rules.3. Funds market: the market for start-ups and growth enterprises, but the listing criteria are relatively loose, and there are more flexible trading rules.4. trading rules. 3. Fund market: mainly refers to the market for investment funds, including a wide range of fund products such as open-end funds, closed-end funds, etc. 4. Bond market: mainly refers to the market for bonds, including corporate bonds, government bonds, and asset-backed securities. There is a wide range of companies listed on the Hong Kong Stock Exchange, including financial institutions, real estate developers, manufacturing companies, medical devices, technology companies and so on. Specific listing requirements and processes can be found in the regulations and guidelines of the Hong Kong Stock Exchange.