ShenZhen P&H Electronics Co., Ltd. was established in 1999, is an ISO9001:2000 certified manufacture of Fire Detection & Alarm products like smoke, heat, gas detector, manual call poin...

In construction industry we play an important role, given the quality of our Fire alarm panel,Smoke Detector,Heat Detector,GAS Detector,Fire Accessory,Fire Siren,Alarm Bell,Wired Detector,Wired Siren ...

NINGBO TOLION SECURITY TECHNOLOGY CO.,LTD began as the R&D and manufacturer of alarm accessories products since 2002. Our company is a professional manufacturing and trading company i...