Generally, traditional coffee machines and bean grinders are used separately, while most coffee machines with a bean grinding function are integrated devices that cannot be disassembled, let alone upgraded. Hejie's coffee machine module not only integrates the two in series but also the series module has been evaluated and tested by the team many times and improved so that the modules can be freely combined and disassembled without interfering. Realize the modularization of coffee machines and grinders, allowing consumers to freely match them according to their usage habits and needs.