(1) After-sales response and handling - after-sales hotline and online service: Clarify after-sales contact information, establish an online and offline collaborative service system, and promptly respond to inquiries and repair requests from property owners and engineering customers

- After-sales processing process: Standardize the entire process of accepting, investigating, resolving, and following up on after-sales issues to ensure efficient problem resolution and enhance customer satisfaction

(II) Value-added services

- Product Mix Consultation: Providing professional consulting services such as tile style matching and specification selection for homeowners and engineering clients, adapting to diverse spatial needs

- Construction technical support: Provide guidance from a professional construction team, answer technical questions during the construction process, and ensure the paving effect

- Genuine product guarantee service: Provides channels for checking the authenticity of products, eliminates counterfeit and inferior products, and safeguards consumers' rights and interests