This series of products, light weight, small thickness, structure simple, saving installation space.

该系列产品重量轻、厚度小、结构简约，节省安装空间。

youdao

This series of products, light weight, small thickness, structure simple, saving installation space.

该系列产品重量轻、厚度小、结构简约，节省安装空间。

youdao