Shenzhen Yongchangda Electronics Co., Ltd established in 2006. With more than 3 years experience in manufacturing and exporting various kinds of security protection to Aisian, European and Mid-East markets, we possess very professional know-how especially in controlling the quality of logo print for gas alarm, CO detector, smoke alarm, heat detector, security alarm system, valve and another product. Since 2006, we have been cooperating with quite a few big OEMs such as London, Oslo, Gothenburg, ect. We not only provide the most competitive prices with best quality, but also have the ability to help the customers to solve all of their problems happened during the design stage to the finish products. We explore positively and make ourselves more perfect on the aspect of managing area and company structure, forming the strict, efficient production, sale, service and study and development organization system and union of craft brother, outstanding quality, professional sale, perfect after-sale service is our firm base Welcoming interested companies to cooperate with us, we look forward to having the opportunity of working with companies around the world for joint growth and mutual success. For more information, we sincerely invite you to visit our website: http://***** to see if any item interests you. You are also welcome to E-mail us the image or specifications for the products you are buying now. The relevant quotation and sample will be sent upon request.