The remainder of the article is organized as follows: Section 2 discusses the theory of the customer profitability and reviews the related literature; Section 3 constructs the insurance customer profitability (ICP) model; the insurance customer profitability forecast model based on random forest is introduced in Section 4. Section 5 is the data illustration and preprocessing; the empirical results are provided in Section 6; at last the conclusion and discussion of this paper are provided.