In the information technology competitive market, such as retail e-commerce, finance, social and other fields, in order to be able to improve the user experience, to understand the user's real needs and provide a high degree of accuracy of the product recommendation is almost all enterprises need. In order to achieve high accuracy recommendation, it needs to go through product research, component professional technical team, R&D, debugging and maintenance, and many other huge challenges. Hydroglass provides one-stop recommendation solutions in various fields, helping enterprises to deploy quickly and adapt to the access at low cost. Combining traditional machine learning models and original rule discovery theory, it predicts users' product preferences, thus increasing the click rate and conversion rate of users' products.