YRF Security technology Co.,Ltd.Reliable technology equipment,Scientifit research, development and Manufacturing also Servicetogether as a whole,is committed to professional firecontrol,Security alarm and various kinds of auxiliary parts,electronic products ,finished products development ,production andsales ,The production of fire series products approved by thenational fire control products quality Inspection center .Our products are very popular not only in the domestic province andcities ,and also exported to Europe .American ,Africa,The middleEast ,Southeast Asia,Etc,Obtained approval and trust from domesticand foreign customers.The aim of the company os "The request of our clients , the drivingpower for YEF's Science and technology progress, the satisfactionof our clients,The YRF's Technology pleasure .YRF technology staffin the same boat .work together for each client provide the bestquality service .welcome your the arrival !