Welcome to SIEN, A fast growing Vibrant Organization providing cost effective and optimum safety for industry area.SIEN is committed to ensure safety and security. Since 2005, with growing of airport, our engineers began to R&D more reliable and efficient energy-saving LED signal lighting solutions. Now our main products include aviation obstruction light, solar marine light, solar aviation light, navigation light, airfield light, helipad light, boat light, industry light, control system etc.Our products service for telecom communication, airport construction, helipad construction, wind farms, power plants, tall buildings, harbor, channel, ship etc. Our aim is providing our customers with "TriSa" service: Safe, Saving and Satisfaction. We welcome you to SEIN Solution.......