Shenzhen Dragon Brothers Digital Lock Co.,Ltd was founded in 2008, is a modernized enterprise which specialized in R&D ,manufacturing and sales. We have strong R&D, manufacturing awarded many national patents, unique design style. It is specialized in high quality hardware locks and smart locks, has scores of product lines, top three in the industry, is the leader enterprise of Chinese electronic lock. Optimized Design, Excellent Quality make our products hot-sale in domestic and foreign markets. The core of our company culture is "People oriented technology, customer satisfaction first", we provide customers with locks and security solutions Up to now,we have more than 50 national patents for intellectual property rights and a leadership position in the industry.