We take the customer's demand as our responsibility, mining the data, finding the rules, researching the algorithm, programming, and meeting the customer's demand in production and life.1. Research on two-dimensional and more than two-dimensional nonlinear correlation data, and find a new method of regression modeling (mathematical formula) , It's an extension of the "least squares method", It's called "new squares method" (least cubic method).2. According to the characteristics of big data, "dynamic local analysis " method is researched and developed.3. The corresponding data analysis software is compiled, which plays an important role in the data analysis of people's production and life.