Shenzhen P&H Electronic Co., Ltd, founded in 1999, began as the R&D manufacturer of sirens and set up a solid reputation based on the favorable design and exceptional reliability, which greatly fueled our involving into Auto Accessories, Intrusion Alarm Accessories, Fire Detection & Fire Alarm Products market. P&H factory covers an area of 3,000 square meters, with 100 professional employees and advanced production lines. The monthly output is approx one million pieces. The efficient response & in time delivery own the satisfaction and support from our highly valued customers over twenty countries. Quality is the key factor for the development and progress of an enterprise. As an ISO9001:2000-managed manufacturer, we carry CE & FCC approvals for most of our products. The back-up R&D with 15 year experience enable us to make the new products/OEM/ODM in every month with 1 to 2 models. Up to now we have hundred qualified models to satisfy the international market's demands. We eager to become your long-term strategic partner. Please contact with us now.