Beijing Saneboon Autodoor Ltd, a top-ranking high-tech enterprise, specialized in entrance system's R & D, design and manufacture, was established in 1998. It occupy 10, 000m2 production area and more than 80 well-trained technician and worker. Our production cover range of automatic revolving door, automatic sliding door, security entrance system etc; our professional teams provide with project design, installation and maintenance service. Saneboon mean high quality, competitive price an...