Zhejiang Zhongji Technology Co.,ltd was established in 1991, with advanced technology,our company is equipped with high standard production lines and a stable technical staff,management team for production and examination. We have more than 100 series and 1,000 different kinds of relay specifications, and mainly manufacturer all types of electromagnetic relay, PCB relay, auto relay, high power relay,time relay,counting relay, microcomputer control switch,floatless relay, electromotor ...