Shenzhen dean intelligent lock co., ltd. is a high-tech enterprise integrating product research and development, production and sales. It is specialized in providing intelligent lock products and solutions for various star-level hotels, business hotels, government agencies, schools, hospitals and modern offices. Since its establishment, the company has established core research and development advantages through technical cooperation with high-tech groups and domestic and foreign institutions of higher learning, and designed products that can meet the needs of different users. Companies with strong technical force……