Hyperlinks Customer service working hours: 9:00-12:00/13:00-18:30. For urgent issues, please contact our service hotline at 18038179260 Our factory can accept various materials such as 925 sterling silver, copper, alloy, and various styles of jewelry. Welcome to customize with pictures and samples. You only need to provide product samples or clear pictures of product details, as well as relevant dimensions and material requirements, to proceed with processing and customization.