Custom Security Alarm and nRF52832 BTLE Module OEM Located within Shenzhen

Shenzhen SUMRING Tech Co. Ltd is a high technology firm specializing in the research and development of Burglar Alarm and fire alarm system products, like Passive infrared (PIR) intrusion sensor, smoke sensor, gas leak detectors, CO alarm, fire alarm bell/strobe/siren, nRF52832 Bluetooth Smart module, and so on.

Set up in Oct. 2000 and with the manufacturing plant taking 7000 sqm., we’ve gained ISO9001 quality control system certificates since 2002, and invested 20% of earnings into Development and research. Our conventional detectors and fire alarm system add-on can be connected to many other brands of conventional fire alarm control panel like Honeywell, System sensor, Siemens, Apollo, Hochiki and many others.. It can help our buyers trim down sum cost and increase competition, and with our current monthly yield close to a million pieces, yearly revenue as much as USD 5,500,000.

SUMRING uninterruptedly comes after the direction of world-wide enhanced fire alarm system and home security system development, and in addition has established extended partnership with well-liked American brand, desiring to be leading firm in fire alarm system & home security system sector. High-technology, quality products and outstanding help support are our commitment to the customers. Our goods are greatly marketed to America, Spain, Italy, Portugal, Nigeria, Southeast Asia, and even the Middle East. We look ahead to turning out to be your long-term business partner!


Reach Us

Shenzhen Sumring Tech Co., Limited
No.5 Building, Lijingyuan Industrial Area, Jinhua Road, Bantian, Shenzhen, China
Tel: + 86 -755 89571625
Fax: + 86 -755 89571207
E-mail: [email protected]


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  1. Pingback: BLE Bluetooth 4.0 LE WiFi iBeacon / Eddystone / generic beacon - Flash PCB Services

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