Shenzhen milestone technology co., ltd ,established in 2000,which is the enterprise expertised in researching,expoiting high quality air-sensitive technology.It is the one of biggest gas -leakage annunciator manufacture in China. Our company has the first-grade equipments銆乻cientific methods銆乸roject management system and excellent people. Products in our company can be divided into gas-leakage annunciator銆乧ut 鈥?off valve and so on. They are widely used in industrial fields,chemical industrial ... ...[More..]