The 7Ps theory of marketing also refers to the main elements of service marketing.7Ps is a marketing theory that has been refined from the 4Ps.7Ps marketing theory was developed in 1981 when Bummett and Bittner suggested that the traditional marketing theory of 4Ps should be supplemented by the addition of three "service Ps." The theory was derived.

Extended information:

The marketing concept is expressed in the fact that after market segmentation, companies do not take into account the characteristics of their respective markets, but rather focus on sub-markets ****, and decide to launch only a single product, use a single marketing mix, and strive to fit the needs of as many customers as possible to a certain extent. to fit the needs of as many customers as possible. In undifferentiated marketing the environment has little influence on this.

Advantages include the simplicity of product varieties, specifications, and formats, which is conducive to standardization and mass production, and reduces the costs of production, inventory, transportation, research, and promotion.

The limitation is that if several firms in the same industry practice non-differentiated marketing, competition in the larger sub-markets will become increasingly intense, and demand in the smaller sub-markets will not be satisfied.

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