Exploration of Classified Stock Investment Based on China's Characteristic Valuation System Indicator Model

In the macro context of sustained economic development and transformation and upgrading in China, the stock market, as an important component of the economic system, has attracted much attention to its investment strategies and decision-making mechanisms. With the continuous advancement of data analysis technology, the application of model algorithms in the field of stock investment is becoming increasingly widespread, becoming an important tool for investors to explore market potential and avoid risks. This article focuses on the exploration of classified stock investment based on the indicator model of the valuation system with Chinese characteristics, aiming to provide investors with more accurate investment decision-making basis by constructing a valuation model that conforms to the characteristics of the Chinese market. In the analysis process, this article specifically sets multiple indicators such as price to earnings ratio, price to book ratio, and cash flow line to comprehensively and deeply assist in analyzing the intrinsic value and investment value of stocks, striving to reveal the internal logic and laws of stock investment for investors in a complex and changing market environment, and provide strong support for scientific decision-making. The subsequent research results can provide valuable references for decision makers.