IntroductionEstablished in 2012 and headquartered in Shiyan town Shenzhen China, Shenzhen Safeeling Science & Technology Co., Ltd is a leading manufacturer of gas sensor, smoke sensor, CO sensor, PIR, GSM Alarm Kits, Remote control relay switch, etc. Safeeling has more than 50 standard models which are famous all over the world especially in Europe, America, Russia, South America and South Africa markets because of our good quality, competitive price, short lead-time and very considerate after sales service. Some years ago, Safeeling worked with some Doctors of Philosophy, Masters, senior engineers for having developed in this industry&＃39;s core technology, Safeeling&＃39;s mother company located in Xili town since 2007 with National Pioneer Core technology of various gas sensor elements, she is one of few companies worldwide who has owned this technology, with sales volume over USD 6 million last year. Honesty, Responsibility and Quality are always Safeeling business basic rules. We pools together a number of experienced more than 20 years research and develop engineers for ODM/OEM solutions. Meanwhile, we can ensure the defective rate within 0.1% according to USA standard, all our products are produced by "5A" standard having gained consistent approval from both domestic and foreign clients. As a professional alarm solutions provider, Safeeling is always looking forwards to being your best partner, designer and supplier, you will be rewarded by more than your expectations, many thanks!