... , temperature sensor open, short-circuit alarm function; LCD display use for water heatercustomised in controller with UL & CE.1. OEM and ODM services ... ·One AOI (Automated Optical Inspection) test equipment·Two thermal shock testers·PCB design, layout, fabrication, assembly and function test·Lead-free ... ,ISO14001,ISO/TS16949,ROHS15profiling punchingRouting,V-CUT,Beveling Water heater LCD display