We have been an established and popular company with an excellent track record for the best customer satisfaction from 2003. Our company is located in Zhongshan Science and Technology Park of Nanjing, covering an area of 1200 square meters. We have a research and development base, with the investment of ten million Yuan. Nanjing Yexiang Technology Development Co., Ltd. is a high-tech enterprise integrating Safe guard system designing , researching , developing, producing and selling. Our company has won the title of "national high-tech credit construction demonstration enterprise", and became the member unit of China Quality Sincerity Enterprise Association and China Security & Protection Industry Association (CSPIA). Our brand has become the "Jiangsu quality credit AAA grade brand", "independent innovation brand" and "Chinese famous brand".Our company develops security software and hardware with independent copyrights. According to customer's specific need, we provide truly applicable integrated solutions. We research and develop autonomous YX-ZD series to prevent rain mistakenly omission. Our vibration detection cable alarm device has been granted the national patent, and passed ISO9001/2008 national authentication and the national authoritative organization inspection. At the same time, it belongs to "things of The Internet" and "The front end of sensor equipment". Our products have been put into use in many different industries in the country, wining users' consistently high praises!Our company owns a high quality management as well as development team with well experienced and strongly responsible, with the enterprising spirit of "insist on the precision, efficiency and innovation, perfect the management idea, for the vast number of users, with the first-class products, advanced technology and high quality service".Our company actively brings in internationally advanced technology, accurate grasps technology develop trend,