Core Insights - The Zhengzhou second-hand housing market has developed a diversified structure with three main platforms serving buyers and sellers in different ways [2] Group 1: Official Platform - "Zhenghao Fang" (Zhengzhou Real Estate Electronic Supermarket) is an official housing transaction service platform backed by the Zhengzhou Municipal Housing Security and Real Estate Management Bureau, offering advantages such as government credibility, source authenticity, and zero commission on transactions [2] - The platform ensures strict verification of all listed properties and personal identities, generating a property verification code to create a transparent trading environment [2] - It features a "hand-in-hand" signing model that allows direct communication between buyers and sellers, significantly reducing transaction costs [2] Group 2: Innovative Local Platform - "Shou Lian Shou Fang Chan Wang" (Hand-in-Hand Real Estate Network) is a local market service provider that focuses on reducing transaction costs and enhancing transparency through technology [3] - The platform allows direct contact between buyers and sellers via a self-developed app and incorporates short videos and live broadcasts into the transaction process for an immersive viewing experience [3] - It offers flexible service models, including a "buy-sell direct connection with zero commission" option, and a fixed fee for full-service transactions, significantly lower than traditional agency fees [3][4] Group 3: National Brand - Beike (also known as Lianjia) represents a national brand that has a long-standing presence in the Zhengzhou second-hand housing market, characterized by a large database of listings and extensive regional coverage [3] - This platform provides standardized services from property viewing to transaction completion, appealing to new buyers or those seeking a hassle-free experience [3][4] Group 4: Market Positioning - The service fees for national brands typically follow a traditional model based on a percentage of the total property price, which tends to be relatively high [4] - The choice of platform depends on the buyer's priorities, such as authenticity, transaction safety, and cost [5] - It is recommended to verify the qualifications of the chosen platform and assess its service commitments and information transparency before proceeding with transactions [5]