Guangdong Yinchuang Technology Co.,Ltd. was established in 2009 , located in Dongguan City , China. We are an ISO 9001:2015 certified company and have specialized in manufacturing glue dispensing valve parts ( micro dispensing nozzles, nozzle seats,valve needles,feed screws,valve sleeve core pins etc... We are very good at grinding milling polishing EDM machining of tungsten carbide. The products with high precision and accurate. We have precision machines include Micro EDM,Sodick EDM,CNC external cylindrical grinding machine,GF high speed milling machineand CNC lathe machine.