Shenzhen LDA Technology Co., Ltd., is an high-Tech enterprise, which is dedicated in R&D, manufacturing and marketing of safety and security alarms, detectors, alarm system, smart sensor, accessories etc.,including smoke detector, gas alarm detector, carbon monoxide detectors, combination detector, smart home alarms and sensors etc. We have advanced production and testing equipment, skilled and efficient employees, and strictly quality control system to ensure quality and stability of products. We follow market trend closely, to keep launching new products and staying at the cutting edge of the industry.We have 2 manufacturing facilities both locate in Shenzhen, with domestic and international online and offline sales channels. We have EN and U L standard products, which are widely selling in Amazon, eBay, Wish, and other online B2B and B2C platform.With Our professional R&D team, capable production lines and highly efficient sales team would offer one-stop solution for our customers. OEM and ODM orders are welcome. Keeping innovation and moving forward are always our aim. Premium quality products and service are always our philosophy. We would like to get win-win together with our partners. Welcome to visit us!