... prototype service Company Profile:KAIAO has been a leader in Rapid Product Development (RPD) services for over fifteen years. We ... are the earliest and the largest rapid prototyping,rapid tooling and rapid molding manufacturer in the main land of China.The ... ,PC,PA66,PMMA,PVC,PVE, Aluminum ,Brass,Iron etc.Surface processing:Injector, light color, dumb color, rubber oil, transparent color, ...