Introduction Established in 2012 and headquartered Shiyan town Shenzhen China, Safeeling Science & Technology Co., Ltd is a leading manufacturer of gas sensor, smoke CO PIR, GSM Alarm Kits related accessories. has more than 50 standard models which are ...

Heiman is an ISO certified manufacture, engaged in R&D, producing and distributing of PIR detector, Smoke Heat Gas CO Water leak detector etc. fire alarm hone security products since 2005, with direct control on design, developing, material, testing, ...