Shenzhen Zhonglian High-Tech Security Technology Co,Ltd established in 2011. We are one of high- tech enterprises Shenzhen Municipal Government certificated. We are a manufacturer of security cameras, combustible gas detector system and fire-fighting system products, and MID digital products with well-equipped testing equipment and strong technical force. We produce security cameras, action cameras, AFO fire extinguisher ball, smoke fire detector, LPG gas alarm, co alarm, toxic gas detector, fixed gas detector, portable gas alarm, fire alarm system,  heat fire detector, fire alarm bell, sound and light alarm, ect for civilian use and industry use.

With a wide range, good quality, reasonable prices and stylish and fashion designs, our products are extensively used in study, entertainment, leisure, security & fire-fighting industry and other industries. Our company professionally manufactures DIY security cameras, hidden cameras, action cameras, family-use carbon monoxide annunciators , Smog annunciator and combustible gas call the police, Sensitivity high, Show intuitional, Cubage small Use zero achievements consume electrochemical transducer and low achievements consume micro controller proceed design, Battery operating lifelong. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs.

We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!