Hello, the arc-shaped closing plate can be found by searching in the following cabinet module categories, as shown in the screenshots below:

1. In the custom cabinet module, search from 4.0 Cabinet - Decorative Parts - Accessory Plate;

2. In the custom wardrobe module, search from 4.0 Wardrobe - Decorative Parts - Accessory Plate;

3. In the custom system cabinet module, search from 4.0 System Cabinet - Decorative Parts - Closing Plate.