Shenzhen SUMRING Technology Co. Ltd is a Hi-tech enterprise specialized in the research & development of security and fire alarm products, including PIR detector, smoke detector, gas leakage detector, Carbon Monoxide detector, fire alarm bell/strobe siren, manual call point, magnetic contact etc. SUMRING obtained ISO9001 quality system certificate and every year invested 20% of earned into Research & development. Our conventional detectors and fire alarm accessory can be connected with other brand of conventional fire alarm control panel such as Honeywell, System sensor, Siemens, Apollo and Hochiki etc.. It helps client reduce cost and enhance competition, and with our corresponding monthly output ups to one million pieces, annual turnover ups to USD 5,500,000. SUMRING continuously follows the trend of global advanced fire alarm and burglar alarm development, and has built long-term partnership with well-known American manufacturer, aiming to be top enterprise in fire alarm & burglar alarm industry. High-tech industry, good-quality products and high-level are our commitments to customers. Our products are widely exported to USA, Spain, Italy, Portugal, South Africa, Southeast Asia, and Middle East. We look forward to become your long-term strategic partner!