Japan’s Daijian whole-house customization business is good. According to relevant public information, Japan Daijian’s whole-house customization business generates profits every day, with a wide range of customers and a large business volume. Whole-house customization is a home customization solution that integrates home design, customization, installation and other services. Whole-house customization is a consumer-specific home manufactured by home furnishing companies based on mass production and according to consumers' design requirements.