Germany famous brand hardware parts and upper rail and bottom runner design ensure smooth operation.

采用德国名牌折叠门专用五金件，上滑轨下滑槽结构，保证了折叠推拉顺畅、开启灵活。

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Germany famous brand hardware parts and upper rail and bottom runner design ensure smooth operation.

采用德国名牌折叠门专用五金件，上滑轨下滑槽结构，保证了折叠推拉顺畅、开启灵活。

youdao