Hangzhou Shengdu Technology Co., Ltd. is a company engaged in technology research and development of intelligent building security, integration and lift things. The whole company has included high-tech products and technology R & D personnel, technical service team. The company is located in the beautiful school of Zhejiang University city. Our company is a professional engaged in elevator networking safety monitoring system, intelligent security systems, research and development and technical services of intelligent furniture, the design and implementation of...