1. According to the different purposes of purchasing goods, market research can be divided into consumer market research and industrial market research\x0d\2. According to different commodity circulation links, it can be divided into wholesale market research and retail market research\ x0d\3. According to different product levels, space levels, and time levels, it can be divided into various types of market surveys\x0d\According to different product levels, it can be divided into material product surveys and service market surveys\x0d\For material products, Market research can be divided into many different product categories or product varieties. \x0d\According to different spatial levels, it can be divided into international market research and domestic market research. \x0d\Domestic market research can be further divided into urban and rural market research, etc. \x0d\According to different time levels, it can be divided into regular, one-time and regular market surveys. \x0d\4. According to the division of subsystems in the market system, it can be divided into market surveys such as finance, securities, futures, human resources, real estate, network, and technology. \x0d\5. According to the purpose and depth of the investigation, it can be divided into exploratory, descriptive, causal and predictive market research. \x0d\6. According to the different scope of investigation objects, it can be divided into comprehensive investigation and non-comprehensive investigation. \x0d\ Exploratory research (informal market research) is a small-scale research activity conducted to clarify a problem. \x0d\ Exploratory surveys can be used when the research question or scope is not yet clear. \x0d\Descriptive investigation is to collect and organize factual information to faithfully describe and reflect the objective situation of the market. \x0d\Causal investigation is a market investigation conducted to study the objective relationship between market phenomena and influencing factors.