Big data marketing, in essence, is determined by the system's ability to capture, separate information. As an example, WeChat has open data on the distribution of people, gender attributes and so on. However, these data can not constitute the decision-making needs of enterprises. Precision marketing requires the use of information collection technology, through the collection of information, classification, analysis, decision-making, implementation, feedback and so on.

The main function of the information collection system is: according to the user-defined task configuration, batch and accurate extraction of semi-structured and unstructured data in the Internet target web pages, transforming them into structured records, saving them in the local database for internal use or external release, and quickly realizing the acquisition of external information.

The information acquisition system is mainly used in the following fields: public opinion monitoring, brand monitoring, price monitoring, portal news acquisition, industry information acquisition, competitive intelligence acquisition, business data integration, market research, and database marketing.

Based on the information collection technology marketing, the effect will be greatly enhanced.