Market size refers to market capacity. In this report, it refers to the overall scale of the target product or industry. Generally, output value, output, consumption and consumption amount are used to reflect the market size. Qianxun Consulting's research on market size not only needs to investigate and find out the market scale in the past five years, but also to forecast and analyze the industry market scale in the next five years. The market size may directly determine the investment scale of enterprises in the design and development of new products. In addition, the growth rate of market scale on a year-on-year basis can fully reflect the growth of the industry Products or industries are in a period of rapid growth, which is worthy of attention and investment. The market scale and year-on-year growth rate of automobile key chain industry have very detailed data and text description.

     The consumption structure of automobile Keychain industry refers to the components of the products or services consumed. This report mainly studies the consumption structure from three aspects: product structure, user structure and regional structure. 1. Product structure mainly studies the consumption of various subdivided products or services and the proportion of the scale of segmented products or services in the whole market scale; 2. User structure, which mainly studies which user groups the products or services are sold to, and the proportion of consumption scale of various user groups in the whole market scale; 3. Regional structure, mainly studying products or services What key areas have you sold to? And the proportion of the consumption scale of some key regional markets in the overall market scale. The research on consumption structure is helpful for enterprises to grasp target customers and market segments more accurately, so as to adjust product structure, better serve customers and cope with market competition.

     Market share, also known as market share, refers to the proportion of sales volume (or sales volume) of an enterprise in the market of similar products. Market share is one of the important indicators for enterprises to judge their own market position, and it is also an important basis for countless large and medium-sized enterprises to discuss and formulate market strategy. The research on market share can be divided into overall market share and target market share. This report takes the Chinese market as the research object. China market is the overall market, and some specific provinces and cities are the target market.

     Automobile key chain market concentration is the measurement index of the market structure concentration degree of the whole industry. It is the most basic and important factor to determine the market structure. It reflects the degree of competition and monopoly of the market. The commonly used indicators of concentration include: industry concentration rate, Herfindahl Hirschmann index, hereinafter referred to as hersheman index and Lorentz curve Among them, concentration rate and Hirschman index are often used in the analysis of antitrust economy. The measurement index used in the study of market concentration in this report is the industry concentration rate, which refers to the sum of the market shares of many of the largest enterprises in the designated market of the industry, such as the sum of the market shares of the four largest enterprises in the industry. The higher the value is, the higher the degree of monopoly in the industry is. Most customers are concentrated in several enterprises.