What are the challenges faced by production and processing enterprises? Probably: 1. Long production cycle, high cost and low profit. 2. Long storage time, high storage cost and great loss. To sum up, the most fundamental problem is that the products produced are not what users want. So how to solve this problem? The solutions are as follows: 1. Guide the production end according to the historical big data of the sales end, produce whatever users like, and resolutely stop production or reduce production if users don&;t like it. 2. According to the historical data and prediction model, predict what new products users may like, and resolutely expand their investment and take their fancy.