Shanghai hanglan network technology co., ltd. was founded in early 2003, specializing in undertaking intelligent building system engineering, communication and technology applications of communication service enterprises. Committed to all enterprises and institutions, commercial office buildings, residential area, industrial park of different industries, such as intelligent building and provide communication services, has accumulated rich experience in project management implementation, the company by the good development and integration of successful experience, better for the customer provides the high-quality service for the future laid the solid foundation. The company has formed a perfect quality assurance system in various links such as program design, project implementation, after-sales service and product research and development. It takes high-tech and high value-added industries as the leading force, and creates benefits and serves the society with diligent and practical working attitude.