德高第一次参加广州的建材展，展示了德高的瓷砖胶和K11防水浆料产品。
The first time DAVCO participated in the Construction Exhibition in Guangzhou, and exhibited Floor tile glues and K11 Waterproofing.
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加一些墙面胶，把瓷砖和墙面贴合在一起。
Use some glue to stick the ceramic tiles together.
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