The most professional manufacture in AisaThe exclusive supplier for all Metro Project in ChinaOur company is mainly devoted to the R&D, manufacture and sale of Telephone remote management systems of tourists emergency help phones, special telephone terminals and RFID. Our production covers Analogue/Fiber optic systems and wireless GSM telephone systems. Along with the development of our company, we have set up four subsidiary corporations: Guangzhou Da Vinci Electronic Ltd., Shenzhen Chieftel Technology Ltd., Hong Kong Litongxing Trade Ltd. and Hong Kong Koon Technology (Shenzhen) Ltd.The Remote management system of tourists emergency help phone are researched and developed by ourselves, with timely remote voice to control and manage the site. It has been successfully applied in Bank ATM, tourist SOS help in Beauty Spots, transformer substations, expressway remote management, SUBWAY, airports & wharfs, passenger and disable assistance, etc. It also entered European and American markets successfully with a wonderful reputation.We have our own product proprietary intellectual property rights and patents, and have been a unique and professional telephone manufacturer company with certifications of IP67 Waterproof Standard, EN Railway 50121, CE and FCC in China. We have formed good cooperation with some famous companies at home and abroad, such as Siemens, FHF, Alcate, Schlumberger, TTIC, ZET, Huawei, etc. Our market network expands to the USA, Canada, France, Russia, Italy, Norway, Switzerland, Finland, Denmark, Germany, Portugal, the Netherlands, Britain, Brazil, Chile, Venezuela, Mexico, Argentina, Malaysia, India, Vietnam, Thailand, Singapore, Pakistan, Nigeria, South Africa, Egypt, Sudan, Tunis, Kenya, Tanzania, Morocco, etc.Our products occupy 95% of the SUBWAY market in China, including Shenzhen, Guangzhou, Tianjin, Dalian, Shanghai, Chongqing, Chengdu, etc. Otherwise, we are an important emergency communication supplier of Highways, Beauty Spots, electric power, harbors, iron and steel industries, etc.The remote management system can manage and monitor thousands of different system call terminals, Wire-line and wireless solar phones, RFID long-range readers, RFID card readers, RFID Parking Systems, vehicle tax and fee Remote intelligent inspection systems and remote management systems of buses. With independent intellectual property rights, a national patent, and the access to government scientific and technological progress awards, most companies among the top 20 have cooperation with us. Among them there are Fuji Intelligence, Jieshun, Red Gate and Car Security. We have our own R&D center and production base. Our company has our own development center and production base. Our factory covers an area of 8000 square meters with the workshop of 6000 square meters. Our factory has got ISO9001 certification and strictly controls our products according to ISO standards. Professional and excellent quality control systems help us win clients from all over the world.