... , awarded the national patent. 2,ISO9001:2008 standard. Control Valve For Pump System 1,IntroductionIt is a new authorized water ... pipeline for auto-inspection and decompression running.This intellilgent control valve is widely to use for water supply system such ... regulator, fuel solenoid, charger for engine start battery, actuator, speed controller, load sharing panel and so on.4, CertificateOur ...