... TPR(Self cleaning)5Rainfall size:5inch (120mm) diameter6Length:254mm7Spray function:Saturating spray,8Net weight:187g9Finish:Chrome, Brushed Nickel, Satin ... temperature machine, plating thickness test machine. 3) Own full process design,injection,plating,assembling and packing.4) Strict ... and Study base for Xiamen University.7) Gain 2 invention patents, with the cooperation with chemical engineering ...