When a user clicks on the "OnSale" node, it displays all of the services from different brands, categories, and groups.

当用户点击“OnSale”节点时，它通过不同商标、种类和团体来显示所有服务。

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Think about an online mall, which can aggregate all of the "OnSale" items from different brands, so that consumers can get all of the sale items in one place.

考虑一下在线商业，它集合了所有不同商标的“OnSale”项目，因此消费者在一个地方便能得到所有的出售项目。

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