Established in March, 2016, SDUN is a professional designer and manufacturer of digital lock and storage solutions.

The founder Mr. Ren has been worked on designing and manufacturing digital locks in the past 16 years, who is leading a product development team that has rich experiences. SDUN has obtained more than 50 patents and certificates in the past 3 years, our low power consupmtion design and special APP management system are well received by our customers.

Based on innovation and technology, our team commits to supplying more energy-saving and convenient products to our customers.