... experience 1.EbyTon main business:♦Rapid Prototype service ♦ CNC mockup, SLA /SLS prototypes ♦ rapid tooling♦ Plastic injection mould ... Aluminum (different grade),metal,brass ,copper3.surface treatment for prototypes painting,anodizing,electroplating,brushed,sandblasting,printing,transpartent,rubber, ... the size and material of the products .For products with special surface treatment,like painting,silk ...