Your custom extension will be available for selection from the Configuration UI (user interface), as Figure 4 shows.

您的自定义扩展将可以用于从Configuration UI(用户接口)中进行选择，如图4中所示。

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The user interface (UI), business logic, and configuration, or lack thereof, are mixed together with no thought to maintaining or extending the page with new features.

用户界面(UI)、业务逻辑和配置，或缺少其中一些元素，将它们混合在一起，而不考虑维护或扩展具有新功能的页面。

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They can create loan mortgage products and categories of users for subsequent UI configuration.

他们可以创建贷款抵押产品和用户类别，以用于后续 UI 配置。

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