... Frequently rate:167HZ opening time:0.4-0.6ms CNG injector rail:SENJE Group.Chengdu Laida Mechanisam and Electronics company, is ... Sichuan Province,China. Now it is one of largest CNG installation companies in China, which consists of Sichuan Senrui ... We mainly manufacture and supply CNG regulator,ECU kits,Injector rail,Mixer,Switch,Emulator etc.a completed sequential injection system and single point ...